diff --git a/lustre/tests/test-framework.sh b/lustre/tests/test-framework.sh
index 6fde9252bd8c750e8b9907592ca20c52b69dede8..6abf04c7c2b3fbc30f34a29c1c156b6c60cb306a 100644
--- a/lustre/tests/test-framework.sh
+++ b/lustre/tests/test-framework.sh
@@ -90,7 +90,7 @@ init_test_env() {
 	export PATH=$PATH:$LUSTRE/tests
     fi
     export MDSRATE=${MDSRATE:-"$LUSTRE/tests/mdsrate"}
-    [ ! -f "$MDSRATE" ] && export MDSRATE=$(which mdsrate)
+    [ ! -f "$MDSRATE" ] && export MDSRATE=$(which mdsrate 2> /dev/null)
     export LCTL=${LCTL:-"$LUSTRE/utils/lctl"}
     export LFS=${LFS:-"$LUSTRE/utils/lfs"}
     [ ! -f "$LCTL" ] && export LCTL=$(which lctl)