diff --git a/tests/unit/unit1604.c b/tests/unit/unit1604.c
index 218c627fd9..b487859023 100644
--- a/tests/unit/unit1604.c
+++ b/tests/unit/unit1604.c
@@ -32,7 +32,7 @@
 
 static CURLcode unit_setup(void)
 {
-  return SANITIZE_ERR_OK;
+  return CURLE_OK;
 }
 
 static void unit_stop(void)