diff --git a/library/version_features.c b/library/version_features.c
index 2470d8d..16719a6 100644
--- a/library/version_features.c
+++ b/library/version_features.c
@@ -560,6 +560,9 @@
 #if defined(MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN)
     "MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN",
 #endif /* MBEDTLS_TEST_CONSTANT_FLOW_MEMSAN */
+#if defined(MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND)
+    "MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND",
+#endif /* MBEDTLS_TEST_CONSTANT_FLOW_VALGRIND */
 #if defined(MBEDTLS_TEST_HOOKS)
     "MBEDTLS_TEST_HOOKS",
 #endif /* MBEDTLS_TEST_HOOKS */