diff --git a/start.sh b/start.sh
index 6766a816..aa530586 100755
--- a/start.sh
+++ b/start.sh
@@ -1,8 +1,6 @@
 #!/usr/bin/env bash
 
-if [[ "$TAUTULLI_DOCKER" = "True" ]]; then
-    PUID=${PUID:-911}
-    PGID=${PGID:-911}
+if [[ "$TAUTULLI_DOCKER" = "True" && -v PUID && -v PGID ]]; then
     getent group "$PGID" 2>&1 > /dev/null || groupadd -g "$PGID" tautulli
     getent passwd "$PUID" 2>&1 > /dev/null || useradd -r -u "$PUID" -g "$PGID" tautulli
     chown -f -R "$PUID":"$PGID" /config