diff --git a/tests/Types.h b/tests/Types.h
index 2cb69ff..cb9b0b9 100644
--- a/tests/Types.h
+++ b/tests/Types.h
@@ -34,4 +34,4 @@
     RECIPROCAL /**< Reciprocal */
 };
 } // namespace arm_compute
-#endif
+#endif /* __ARM_COMPUTE_TEST_TYPES_H__ */