diff --git a/tools/uid_entrypoint.sh b/tools/uid_entrypoint.sh
index 1f8acc23b..3c8d78cf8 100755
--- a/tools/uid_entrypoint.sh
+++ b/tools/uid_entrypoint.sh
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-if ! whoami 2>&1 /dev/null; then
+if ! whoami 2>&1 >/dev/null; then
   if [ -w /etc/passwd ]; then
     echo "${USER_NAME:-default}:x:$(id -u):0:${USER_NAME:-default} user:${HOME}:/sbin/nologin" >> /etc/passwd
   fi