tests FEATURE performance test
diff --git a/tests/tests_config.h.in b/tests/tests_config.h.in
index 125b856..119fb35 100644
--- a/tests/tests_config.h.in
+++ b/tests/tests_config.h.in
@@ -19,4 +19,9 @@
 
 #define TESTS_DIR_MODULES_YANG TESTS_SRC"/modules/yang"
 
+/**
+ * @brief Macro for support of callgrind header and macros.
+ */
+#cmakedefine HAVE_CALLGRIND
+
 #endif /* LYTEST_CONFIG_H_ */