diff --git a/test_container/Dockerfile b/test_container/Dockerfile
index 8f4be28c..9cff22af 100644
--- a/test_container/Dockerfile
+++ b/test_container/Dockerfile
@@ -2,9 +2,9 @@ FROM quay.io/kuryr/alpine:3.12
 
 ADD rootfs.tar.xz /
 RUN apk update && apk add iputils
-RUN adduser -S kuryr
+RUN adduser -S kuryr --uid 100
 
-USER kuryr
+USER 100
 WORKDIR /home/kuryr
 
 EXPOSE 8080