diff --git a/src/workerd/io/compatibility-date.capnp b/src/workerd/io/compatibility-date.capnp
index 4342107465c..790780eb8d7 100644
--- a/src/workerd/io/compatibility-date.capnp
+++ b/src/workerd/io/compatibility-date.capnp
@@ -686,4 +686,10 @@ struct CompatibilityFlags @0x8f8c1b68151b6cef {
       $pythonSnapshotRelease(pyodide = "0.27.1", pyodideRevision = "2025-01-16",
           packages = "2024-12-18", backport = 0,
           baselineSnapshotHash = "TODO");
+
+  requestCfOverridesCacheRules @72 :Bool
+      $compatEnableFlag("request_cf_overrides_cache_rules")
+      $experimental
+      $neededByFl;
+  # Enables cache settings specified request in fetch api cf object to override cache rules. (only for user owned or grey-clouded sites)
 }