diff --git a/README.md b/README.md
index 9b50f1b2eb8..cbd0013a38e 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ branches, except with the patches from the `patches/` directory applied.
 
 Currently the following V8 branches are actively updated:
 
-- `12.3-lkgr-denoland`
+- `12.4-lkgr-denoland`
 
 ## Contributing
 
diff --git a/autoroll.ts b/autoroll.ts
index c1a0599539e..f2dd45573cc 100644
--- a/autoroll.ts
+++ b/autoroll.ts
@@ -1,5 +1,5 @@
 const V8_VERSIONS = [
-  "12.3",
+  "12.4",
 ];
 
 const checkVersions = !!Deno.env.get("CHECK_V8_VERSIONS");