diff --git a/paddle/phi/kernels/gpu/layer_norm_kernel.cu b/paddle/phi/kernels/gpu/layer_norm_kernel.cu
index c5bb0c288f2609..9ba6dfd4235358 100644
--- a/paddle/phi/kernels/gpu/layer_norm_kernel.cu
+++ b/paddle/phi/kernels/gpu/layer_norm_kernel.cu
@@ -606,7 +606,7 @@ void LayerNormKernel(const Context &dev_ctx,
   if ((feature_size >= 768 && feature_size <= 2048 && feature_size % 256 == 0 ||
        feature_size == 4096) &&
       scale != nullptr && bias != nullptr) {
-    can_call_fast_kernel = true;
+    can_call_fast_kernel = false;
   }
 
   if (can_call_fast_kernel) {