diff --git a/index.toml b/index.toml
index 7415a76..01832d7 100644
--- a/index.toml
+++ b/index.toml
@@ -35,6 +35,11 @@ file = "mods/coord-finder.pw.toml"
 hash = "d2a02df6c96fc47c089976e457e30236077cfa46e469f553c1eaf10049c6af30"
 metafile = true
 
+[[files]]
+file = "mods/extension.pw.toml"
+hash = "c2dbcc253ba254b37a40824a257486bec673f63b9fc1024879be0861dd6badff"
+metafile = true
+
 [[files]]
 file = "mods/fabrictailor.pw.toml"
 hash = "b5fa39db5c13454ebc82cfc76da7fa33ccaa389986f407a033c5c9675633f00c"
diff --git a/mods/extension.pw.toml b/mods/extension.pw.toml
new file mode 100644
index 0000000..baa9d36
--- /dev/null
+++ b/mods/extension.pw.toml
@@ -0,0 +1,7 @@
+name = "extension"
+filename = "extension-1.0.0.jar"
+
+[download]
+url = "https://github.com/blocovermelho/extension/releases/download/1.0.0/extension-1.0.0.jar"
+hash-format = "sha1"
+hash = "9577e0cfeaba8c167f7d62af6c46127bf9de423b"
diff --git a/pack.toml b/pack.toml
index 0bbf32d..915f617 100644
--- a/pack.toml
+++ b/pack.toml
@@ -6,7 +6,7 @@ pack-format = "packwiz:1.1.0"
 [index]
 file = "index.toml"
 hash-format = "sha256"
-hash = "8fab391375ecb065f552bb1b9633a6f34e2eceb58357aa26e99ea8a7408cbde1"
+hash = "1dcf536f14c78c57dff83be30a2a35f0e5aac622d5819096b834809c83cb5029"
 
 [versions]
 minecraft = "1.20.1"