diff --git a/utils.sh b/utils.sh
index a2236add..381b4ddb 100755
--- a/utils.sh
+++ b/utils.sh
@@ -232,7 +232,7 @@ build-docker|docker-build)
 ;;
 
 docker)
-    docker run --rm -it -v "$PWD":/willow -e TERM --name "$DOCKER_NAME" \
+    docker run --user build --rm -it -v "$PWD":/willow -e TERM --name "$DOCKER_NAME" \
         "$DOCKER_IMAGE" /bin/bash
 ;;