diff --git a/src/core/ggml_extend.cpp b/src/core/ggml_extend.cpp
index 6d72cae..2038924 100644
--- a/src/core/ggml_extend.cpp
+++ b/src/core/ggml_extend.cpp
@@ -842,8 +842,8 @@ ggml_tensor* ggml_ext_group_norm(ggml_context* ctx,
 
     x = ggml_group_norm(ctx, x, num_groups, eps);
     if (w != nullptr && b != nullptr) {
-        x = ggml_mul_inplace(ctx, x, w);
-        x = ggml_add_inplace(ctx, x, b);
+        x = ggml_mul(ctx, x, w);
+        x = ggml_add(ctx, x, b);
     }
     return x;
 }