diff --git a/hildr-node/src/main/java/io/optimism/config/Config.java b/hildr-node/src/main/java/io/optimism/config/Config.java
index 95533a25..944e27dc 100644
--- a/hildr-node/src/main/java/io/optimism/config/Config.java
+++ b/hildr-node/src/main/java/io/optimism/config/Config.java
@@ -410,7 +410,7 @@ public static ChainConfig baseGoerli() {
                     BigInteger.valueOf(3600L),
                     BigInteger.valueOf(600L),
                     BigInteger.valueOf(1683219600L),
-                    BigInteger.valueOf(1699981200L),
+                    BigInteger.valueOf(-1L),
                     BigInteger.valueOf(-1L),
                     BigInteger.valueOf(2L),
                     "0x4200000000000000000000000000000000000016");
@@ -449,7 +449,7 @@ public static ChainConfig baseSepolia() {
                     BigInteger.valueOf(3600L),
                     BigInteger.valueOf(600L),
                     BigInteger.ZERO,
-                    BigInteger.valueOf(1699981200L),
+                    BigInteger.valueOf(-1L),
                     BigInteger.valueOf(-1L),
                     BigInteger.valueOf(2L),
                     "0x4200000000000000000000000000000000000016");
diff --git a/hildr-node/src/test/java/io/optimism/config/ConfigTest.java b/hildr-node/src/test/java/io/optimism/config/ConfigTest.java
index 676b3723..88152ae4 100644
--- a/hildr-node/src/test/java/io/optimism/config/ConfigTest.java
+++ b/hildr-node/src/test/java/io/optimism/config/ConfigTest.java
@@ -101,7 +101,7 @@ void baseGoerli() {
     @Test
     void baseSepolia() {
         ChainConfig chainConfig = ChainConfig.baseSepolia();
-        assertEquals(chainConfig.canyonTime(), BigInteger.valueOf(1699981200L));
+        assertEquals(chainConfig.canyonTime(), BigInteger.valueOf(-1L));
     }
 
     /**