diff --git a/hack/run-local-glbc.sh b/hack/run-local-glbc.sh
index 47fc187c19..764ac95b10 100644
--- a/hack/run-local-glbc.sh
+++ b/hack/run-local-glbc.sh
@@ -43,4 +43,4 @@ ${GLBC} \
     --running-in-cluster=false \
     --logtostderr --v=${V} \
     --config-file-path=${GCECONF} \
-    | tee -a /tmp/glbc.log
+    2>&1 | tee -a /tmp/glbc.log