diff --git a/experimental/builder/include/ck_tile/builder/reflect/instance_traits_device_grouped_conv_fwd_dl_multiple_d_nhwc_kyxc_nhwk.hpp b/experimental/builder/include/ck_tile/builder/reflect/instance_traits_device_grouped_conv_fwd_dl_multiple_d_nhwc_kyxc_nhwk.hpp
index 8756825c3f..5c267f2552 100644
--- a/experimental/builder/include/ck_tile/builder/reflect/instance_traits_device_grouped_conv_fwd_dl_multiple_d_nhwc_kyxc_nhwk.hpp
+++ b/experimental/builder/include/ck_tile/builder/reflect/instance_traits_device_grouped_conv_fwd_dl_multiple_d_nhwc_kyxc_nhwk.hpp
@@ -14,6 +14,7 @@
 #pragma once
 
 #include "instance_traits.hpp"
+#include "instance_traits_util.hpp"
 
 // Forward declaration to avoid circular dependency.
 // This file will be included by the device implementation header, so we cannot include