diff --git a/gni/release_branch_toggle.gni b/gni/release_branch_toggle.gni
index cfbf28dc5291..c502c8c62e58 100644
--- a/gni/release_branch_toggle.gni
+++ b/gni/release_branch_toggle.gni
@@ -3,5 +3,5 @@
 # found in the LICENSE file.
 
 declare_args() {
-  is_on_release_branch = false
+  is_on_release_branch = true
 }
\ No newline at end of file
diff --git a/include/v8-version.h b/include/v8-version.h
index 4a6d9360b41d..729eddaf1545 100644
--- a/include/v8-version.h
+++ b/include/v8-version.h
@@ -11,7 +11,7 @@
 #define V8_MAJOR_VERSION 11
 #define V8_MINOR_VERSION 5
 #define V8_BUILD_NUMBER 150
-#define V8_PATCH_LEVEL 0
+#define V8_PATCH_LEVEL 1
 
 // Use 1 for candidates and 0 otherwise.
 // (Boolean macro values are not supported by all preprocessors.)