diff --git a/tests/test_unit_put_fast_fail.cpp b/tests/test_unit_put_fast_fail.cpp
index 6adda5374c..835a56ff70 100644
--- a/tests/test_unit_put_fast_fail.cpp
+++ b/tests/test_unit_put_fast_fail.cpp
@@ -422,7 +422,7 @@ static int gr_teardown(void **unused)
   system(rmCmd);
 #else
   sprintf(rmCmd, "rm -rf %s", testDir.c_str());
-  int ret = system(rmCmd);
+  (void)system(rmCmd);
 #endif
   return 0;
 }