diff --git a/docs/codecs.html b/docs/codecs.html
index fb95b7b0..c85e3a27 100644
--- a/docs/codecs.html
+++ b/docs/codecs.html
@@ -68,12 +68,12 @@
 <span class="hljs-comment">//             codec = Validated(</span>
 <span class="hljs-comment">//               codec = ImapErrors(</span>
 <span class="hljs-comment">//                 codec = Codec("long"),</span>
-<span class="hljs-comment">//                 f = vulcan.Codec$WithValidSchema$$Lambda$14964/1487070459@62f8534a,</span>
-<span class="hljs-comment">//                 g = vulcan.Codec$WithValidSchema$$Lambda$14965/506754255@66a574a6</span>
+<span class="hljs-comment">//                 f = vulcan.Codec$WithValidSchema$$Lambda$14959/43688165@207c048c,</span>
+<span class="hljs-comment">//                 g = vulcan.Codec$WithValidSchema$$Lambda$14960/617913945@583458e8</span>
 <span class="hljs-comment">//               ),</span>
 <span class="hljs-comment">//               validSchema = "long"</span>
 <span class="hljs-comment">//             ),</span>
-<span class="hljs-comment">//             logicalType = org.apache.avro.LogicalTypes$TimestampMillis@59bd5c7c</span>
+<span class="hljs-comment">//             logicalType = org.apache.avro.LogicalTypes$TimestampMillis@6007a3af</span>
 <span class="hljs-comment">//           ),</span>
 <span class="hljs-comment">//           validSchema = {"type":"long","logicalType":"timestamp-millis"}</span>
 <span class="hljs-comment">//         ),</span>
@@ -114,19 +114,19 @@
 <span class="hljs-comment">//         codec = Validated(</span>
 <span class="hljs-comment">//           codec = ImapErrors(</span>
 <span class="hljs-comment">//             codec = Codec("long"),</span>
-<span class="hljs-comment">//             f = vulcan.Codec$WithValidSchema$$Lambda$14964/1487070459@62f8534a,</span>
-<span class="hljs-comment">//             g = vulcan.Codec$WithValidSchema$$Lambda$14965/506754255@66a574a6</span>
+<span class="hljs-comment">//             f = vulcan.Codec$WithValidSchema$$Lambda$14959/43688165@207c048c,</span>
+<span class="hljs-comment">//             g = vulcan.Codec$WithValidSchema$$Lambda$14960/617913945@583458e8</span>
 <span class="hljs-comment">//           ),</span>
 <span class="hljs-comment">//           validSchema = "long"</span>
 <span class="hljs-comment">//         ),</span>
-<span class="hljs-comment">//         logicalType = org.apache.avro.LogicalTypes$TimestampMillis@59bd5c7c</span>
+<span class="hljs-comment">//         logicalType = org.apache.avro.LogicalTypes$TimestampMillis@6007a3af</span>
 <span class="hljs-comment">//       ),</span>
 <span class="hljs-comment">//       validSchema = {"type":"long","logicalType":"timestamp-millis"}</span>
 <span class="hljs-comment">//     ),</span>
 <span class="hljs-comment">//     typeName = "Instant"</span>
 <span class="hljs-comment">//   ),</span>
-<span class="hljs-comment">//   f = vulcan.Codec$WithValidSchema$$Lambda$14964/1487070459@48e9d1d4,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$WithValidSchema$$Lambda$14965/506754255@49425249</span>
+<span class="hljs-comment">//   f = vulcan.Codec$WithValidSchema$$Lambda$14959/43688165@53a5c22a,</span>
+<span class="hljs-comment">//   g = vulcan.Codec$WithValidSchema$$Lambda$14960/617913945@2c97e970</span>
 <span class="hljs-comment">// )</span>
 </code></pre>
 <p>When we have a newtype where we ensure values are valid, we can use <code>imapError</code> instead.</p>
@@ -145,7 +145,7 @@
 <span class="hljs-comment">// res5: Codec.Aux[Codec.string.AvroType, SerialNumber] = ImapErrors(</span>
 <span class="hljs-comment">//   codec = Codec("string"),</span>
 <span class="hljs-comment">//   f = &lt;function1&gt;,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14986/209306302@4df3acec</span>
+<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14981/1145223858@1bb21395</span>
 <span class="hljs-comment">// )</span>
 </code></pre>
 <h2><a class="anchor" aria-hidden="true" id="decimals"></a><a href="#decimals" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Decimals</h2>
@@ -305,8 +305,8 @@ <h2><a class="anchor" aria-hidden="true" id="unions"></a><a href="#unions" aria-
 <span class="hljs-comment">//   codec = Validated(</span>
 <span class="hljs-comment">//     codec = UnionCodec(</span>
 <span class="hljs-comment">//       alts = Append(</span>
-<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@5d758337),</span>
-<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@2c6f067e)</span>
+<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@66f4abea),</span>
+<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@3f68251b)</span>
 <span class="hljs-comment">//       )</span>
 <span class="hljs-comment">//     ),</span>
 <span class="hljs-comment">//     validSchema = ["int","string"]</span>
diff --git a/docs/codecs/index.html b/docs/codecs/index.html
index fb95b7b0..c85e3a27 100644
--- a/docs/codecs/index.html
+++ b/docs/codecs/index.html
@@ -68,12 +68,12 @@
 <span class="hljs-comment">//             codec = Validated(</span>
 <span class="hljs-comment">//               codec = ImapErrors(</span>
 <span class="hljs-comment">//                 codec = Codec("long"),</span>
-<span class="hljs-comment">//                 f = vulcan.Codec$WithValidSchema$$Lambda$14964/1487070459@62f8534a,</span>
-<span class="hljs-comment">//                 g = vulcan.Codec$WithValidSchema$$Lambda$14965/506754255@66a574a6</span>
+<span class="hljs-comment">//                 f = vulcan.Codec$WithValidSchema$$Lambda$14959/43688165@207c048c,</span>
+<span class="hljs-comment">//                 g = vulcan.Codec$WithValidSchema$$Lambda$14960/617913945@583458e8</span>
 <span class="hljs-comment">//               ),</span>
 <span class="hljs-comment">//               validSchema = "long"</span>
 <span class="hljs-comment">//             ),</span>
-<span class="hljs-comment">//             logicalType = org.apache.avro.LogicalTypes$TimestampMillis@59bd5c7c</span>
+<span class="hljs-comment">//             logicalType = org.apache.avro.LogicalTypes$TimestampMillis@6007a3af</span>
 <span class="hljs-comment">//           ),</span>
 <span class="hljs-comment">//           validSchema = {"type":"long","logicalType":"timestamp-millis"}</span>
 <span class="hljs-comment">//         ),</span>
@@ -114,19 +114,19 @@
 <span class="hljs-comment">//         codec = Validated(</span>
 <span class="hljs-comment">//           codec = ImapErrors(</span>
 <span class="hljs-comment">//             codec = Codec("long"),</span>
-<span class="hljs-comment">//             f = vulcan.Codec$WithValidSchema$$Lambda$14964/1487070459@62f8534a,</span>
-<span class="hljs-comment">//             g = vulcan.Codec$WithValidSchema$$Lambda$14965/506754255@66a574a6</span>
+<span class="hljs-comment">//             f = vulcan.Codec$WithValidSchema$$Lambda$14959/43688165@207c048c,</span>
+<span class="hljs-comment">//             g = vulcan.Codec$WithValidSchema$$Lambda$14960/617913945@583458e8</span>
 <span class="hljs-comment">//           ),</span>
 <span class="hljs-comment">//           validSchema = "long"</span>
 <span class="hljs-comment">//         ),</span>
-<span class="hljs-comment">//         logicalType = org.apache.avro.LogicalTypes$TimestampMillis@59bd5c7c</span>
+<span class="hljs-comment">//         logicalType = org.apache.avro.LogicalTypes$TimestampMillis@6007a3af</span>
 <span class="hljs-comment">//       ),</span>
 <span class="hljs-comment">//       validSchema = {"type":"long","logicalType":"timestamp-millis"}</span>
 <span class="hljs-comment">//     ),</span>
 <span class="hljs-comment">//     typeName = "Instant"</span>
 <span class="hljs-comment">//   ),</span>
-<span class="hljs-comment">//   f = vulcan.Codec$WithValidSchema$$Lambda$14964/1487070459@48e9d1d4,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$WithValidSchema$$Lambda$14965/506754255@49425249</span>
+<span class="hljs-comment">//   f = vulcan.Codec$WithValidSchema$$Lambda$14959/43688165@53a5c22a,</span>
+<span class="hljs-comment">//   g = vulcan.Codec$WithValidSchema$$Lambda$14960/617913945@2c97e970</span>
 <span class="hljs-comment">// )</span>
 </code></pre>
 <p>When we have a newtype where we ensure values are valid, we can use <code>imapError</code> instead.</p>
@@ -145,7 +145,7 @@
 <span class="hljs-comment">// res5: Codec.Aux[Codec.string.AvroType, SerialNumber] = ImapErrors(</span>
 <span class="hljs-comment">//   codec = Codec("string"),</span>
 <span class="hljs-comment">//   f = &lt;function1&gt;,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14986/209306302@4df3acec</span>
+<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14981/1145223858@1bb21395</span>
 <span class="hljs-comment">// )</span>
 </code></pre>
 <h2><a class="anchor" aria-hidden="true" id="decimals"></a><a href="#decimals" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Decimals</h2>
@@ -305,8 +305,8 @@ <h2><a class="anchor" aria-hidden="true" id="unions"></a><a href="#unions" aria-
 <span class="hljs-comment">//   codec = Validated(</span>
 <span class="hljs-comment">//     codec = UnionCodec(</span>
 <span class="hljs-comment">//       alts = Append(</span>
-<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@5d758337),</span>
-<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@2c6f067e)</span>
+<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@66f4abea),</span>
+<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@3f68251b)</span>
 <span class="hljs-comment">//       )</span>
 <span class="hljs-comment">//     ),</span>
 <span class="hljs-comment">//     validSchema = ["int","string"]</span>
diff --git a/docs/modules.html b/docs/modules.html
index adb5d980..ebccd88e 100644
--- a/docs/modules.html
+++ b/docs/modules.html
@@ -142,8 +142,8 @@ <h2><a class="anchor" aria-hidden="true" id="enumeratum"></a><a href="#enumeratu
 <span class="hljs-type">Codec</span>[<span class="hljs-type">Day</span>]
 <span class="hljs-comment">// res3: Codec.Aux[Int, Day] = ImapErrors(</span>
 <span class="hljs-comment">//   codec = Codec("int"),</span>
-<span class="hljs-comment">//   f = enumeratum.values.Vulcan$$$Lambda$15439/566543139@4e5e4ade,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14986/209306302@2552fbeb</span>
+<span class="hljs-comment">//   f = enumeratum.values.Vulcan$$$Lambda$15434/1876597375@3b72402d,</span>
+<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14981/1145223858@6ccc5e0e</span>
 <span class="hljs-comment">// )</span>
 </code></pre>
 <h2><a class="anchor" aria-hidden="true" id="generic"></a><a href="#generic" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generic</h2>
@@ -195,8 +195,8 @@ <h2><a class="anchor" aria-hidden="true" id="generic"></a><a href="#generic" ari
 <span class="hljs-comment">//       codec = Validated(</span>
 <span class="hljs-comment">//         codec = UnionCodec(</span>
 <span class="hljs-comment">//           alts = Append(</span>
-<span class="hljs-comment">//             leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@5bc5c043),</span>
-<span class="hljs-comment">//             rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@6fb44f9f)</span>
+<span class="hljs-comment">//             leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@3ba27365),</span>
+<span class="hljs-comment">//             rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@6bf7a083)</span>
 <span class="hljs-comment">//           )</span>
 <span class="hljs-comment">//         ),</span>
 <span class="hljs-comment">//         validSchema = [{"type":"record","name":"First","namespace":"com.example","fields":[{"name":"value","type":"int"}]},{"type":"record","name":"Second","namespace":"com.example","fields":[{"name":"value","type":"string"}]}]</span>
@@ -216,8 +216,8 @@ <h2><a class="anchor" aria-hidden="true" id="generic"></a><a href="#generic" ari
 <span class="hljs-comment">//   codec = Validated(</span>
 <span class="hljs-comment">//     codec = UnionCodec(</span>
 <span class="hljs-comment">//       alts = Append(</span>
-<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@5300e00d),</span>
-<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@61bfc425)</span>
+<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@42adf6f8),</span>
+<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@4c1fec8d)</span>
 <span class="hljs-comment">//       )</span>
 <span class="hljs-comment">//     ),</span>
 <span class="hljs-comment">//     validSchema = ["int","string"]</span>
@@ -303,8 +303,8 @@ <h2><a class="anchor" aria-hidden="true" id="refined"></a><a href="#refined" ari
 <span class="hljs-type">Codec</span>[<span class="hljs-type">PosInt</span>]
 <span class="hljs-comment">// res9: Codec[eu.timepit.refined.api.Refined[Int, eu.timepit.refined.numeric.Positive]] = ImapErrors(</span>
 <span class="hljs-comment">//   codec = Codec("int"),</span>
-<span class="hljs-comment">//   f = vulcan.refined.package$$$Lambda$15460/660892786@140dd789,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14986/209306302@5988aa20</span>
+<span class="hljs-comment">//   f = vulcan.refined.package$$$Lambda$15455/1274064790@648e9730,</span>
+<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14981/1145223858@32abd09a</span>
 <span class="hljs-comment">// )</span>
 
 <span class="hljs-type">Codec</span>.encode[<span class="hljs-type">PosInt</span>](<span class="hljs-number">1</span>)
diff --git a/docs/modules/index.html b/docs/modules/index.html
index adb5d980..ebccd88e 100644
--- a/docs/modules/index.html
+++ b/docs/modules/index.html
@@ -142,8 +142,8 @@ <h2><a class="anchor" aria-hidden="true" id="enumeratum"></a><a href="#enumeratu
 <span class="hljs-type">Codec</span>[<span class="hljs-type">Day</span>]
 <span class="hljs-comment">// res3: Codec.Aux[Int, Day] = ImapErrors(</span>
 <span class="hljs-comment">//   codec = Codec("int"),</span>
-<span class="hljs-comment">//   f = enumeratum.values.Vulcan$$$Lambda$15439/566543139@4e5e4ade,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14986/209306302@2552fbeb</span>
+<span class="hljs-comment">//   f = enumeratum.values.Vulcan$$$Lambda$15434/1876597375@3b72402d,</span>
+<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14981/1145223858@6ccc5e0e</span>
 <span class="hljs-comment">// )</span>
 </code></pre>
 <h2><a class="anchor" aria-hidden="true" id="generic"></a><a href="#generic" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Generic</h2>
@@ -195,8 +195,8 @@ <h2><a class="anchor" aria-hidden="true" id="generic"></a><a href="#generic" ari
 <span class="hljs-comment">//       codec = Validated(</span>
 <span class="hljs-comment">//         codec = UnionCodec(</span>
 <span class="hljs-comment">//           alts = Append(</span>
-<span class="hljs-comment">//             leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@5bc5c043),</span>
-<span class="hljs-comment">//             rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@6fb44f9f)</span>
+<span class="hljs-comment">//             leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@3ba27365),</span>
+<span class="hljs-comment">//             rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@6bf7a083)</span>
 <span class="hljs-comment">//           )</span>
 <span class="hljs-comment">//         ),</span>
 <span class="hljs-comment">//         validSchema = [{"type":"record","name":"First","namespace":"com.example","fields":[{"name":"value","type":"int"}]},{"type":"record","name":"Second","namespace":"com.example","fields":[{"name":"value","type":"string"}]}]</span>
@@ -216,8 +216,8 @@ <h2><a class="anchor" aria-hidden="true" id="generic"></a><a href="#generic" ari
 <span class="hljs-comment">//   codec = Validated(</span>
 <span class="hljs-comment">//     codec = UnionCodec(</span>
 <span class="hljs-comment">//       alts = Append(</span>
-<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@5300e00d),</span>
-<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@61bfc425)</span>
+<span class="hljs-comment">//         leftNE = Singleton(a = vulcan.Codec$Alt$$anon$6@42adf6f8),</span>
+<span class="hljs-comment">//         rightNE = Singleton(a = vulcan.Codec$Alt$$anon$6@4c1fec8d)</span>
 <span class="hljs-comment">//       )</span>
 <span class="hljs-comment">//     ),</span>
 <span class="hljs-comment">//     validSchema = ["int","string"]</span>
@@ -303,8 +303,8 @@ <h2><a class="anchor" aria-hidden="true" id="refined"></a><a href="#refined" ari
 <span class="hljs-type">Codec</span>[<span class="hljs-type">PosInt</span>]
 <span class="hljs-comment">// res9: Codec[eu.timepit.refined.api.Refined[Int, eu.timepit.refined.numeric.Positive]] = ImapErrors(</span>
 <span class="hljs-comment">//   codec = Codec("int"),</span>
-<span class="hljs-comment">//   f = vulcan.refined.package$$$Lambda$15460/660892786@140dd789,</span>
-<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14986/209306302@5988aa20</span>
+<span class="hljs-comment">//   f = vulcan.refined.package$$$Lambda$15455/1274064790@648e9730,</span>
+<span class="hljs-comment">//   g = vulcan.Codec$$Lambda$14981/1145223858@32abd09a</span>
 <span class="hljs-comment">// )</span>
 
 <span class="hljs-type">Codec</span>.encode[<span class="hljs-type">PosInt</span>](<span class="hljs-number">1</span>)
diff --git a/docs/overview.html b/docs/overview.html
index 4bdadc44..15476018 100644
--- a/docs/overview.html
+++ b/docs/overview.html
@@ -98,7 +98,7 @@ <h3><a class="anchor" aria-hidden="true" id="snapshot-releases"></a><a href="#sn
 <p>To use the latest snapshot release, add the following lines to your <code>build.sbt</code> file.</p>
 <pre><code class="hljs css language-scala">resolvers += <span class="hljs-type">Resolver</span>.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)
 
-libraryDependencies += <span class="hljs-string">"com.github.fd4s"</span> %% <span class="hljs-string">"vulcan"</span> % <span class="hljs-string">"1.9.0+2-739467b9-SNAPSHOT"</span>
+libraryDependencies += <span class="hljs-string">"com.github.fd4s"</span> %% <span class="hljs-string">"vulcan"</span> % <span class="hljs-string">"1.9.0+4-00181306-SNAPSHOT"</span>
 </code></pre>
 <h2><a class="anchor" aria-hidden="true" id="dependencies"></a><a href="#dependencies" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Dependencies</h2>
 <p>Refer to the table below for dependencies and version support across modules.</p>
diff --git a/docs/overview/index.html b/docs/overview/index.html
index 4bdadc44..15476018 100644
--- a/docs/overview/index.html
+++ b/docs/overview/index.html
@@ -98,7 +98,7 @@ <h3><a class="anchor" aria-hidden="true" id="snapshot-releases"></a><a href="#sn
 <p>To use the latest snapshot release, add the following lines to your <code>build.sbt</code> file.</p>
 <pre><code class="hljs css language-scala">resolvers += <span class="hljs-type">Resolver</span>.sonatypeRepo(<span class="hljs-string">"snapshots"</span>)
 
-libraryDependencies += <span class="hljs-string">"com.github.fd4s"</span> %% <span class="hljs-string">"vulcan"</span> % <span class="hljs-string">"1.9.0+2-739467b9-SNAPSHOT"</span>
+libraryDependencies += <span class="hljs-string">"com.github.fd4s"</span> %% <span class="hljs-string">"vulcan"</span> % <span class="hljs-string">"1.9.0+4-00181306-SNAPSHOT"</span>
 </code></pre>
 <h2><a class="anchor" aria-hidden="true" id="dependencies"></a><a href="#dependencies" aria-hidden="true" class="hash-link"><svg class="hash-link-icon" aria-hidden="true" height="16" version="1.1" viewBox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"></path></svg></a>Dependencies</h2>
 <p>Refer to the table below for dependencies and version support across modules.</p>