diff --git a/packages/runtime-core/src/renderer.ts b/packages/runtime-core/src/renderer.ts
index fe523cd8..6cfdc85c 100644
--- a/packages/runtime-core/src/renderer.ts
+++ b/packages/runtime-core/src/renderer.ts
@@ -913,7 +913,11 @@ function baseCreateRenderer(
         optimized
       )
     } else {
-      if (patchFlag & PatchFlags.STABLE_FRAGMENT && dynamicChildren) {
+      if (
+        patchFlag > 0 &&
+        patchFlag & PatchFlags.STABLE_FRAGMENT &&
+        dynamicChildren
+      ) {
         // a stable fragment (template root or <template v-for>) doesn't need to
         // patch children order, but it may contain dynamicChildren.
         patchBlockChildren(