diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c b/drivers/gpu/drm/tests/drm_kunit_helpers.c
index d3f0d681b685..dbd8ec24d4be 100644
--- a/drivers/gpu/drm/tests/drm_kunit_helpers.c
+++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c
@@ -5,6 +5,8 @@
 
 #include <linux/device.h>
 
+#include "drm_kunit_helpers.h"
+
 struct kunit_dev {
 	struct drm_device base;
 };