diff --git a/Dockerfile b/Dockerfile
index a8ccd20..303481e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,10 @@ FROM node:24
 RUN apt-get update && apt-get upgrade -y && \
     rm -rf /var/lib/apt/lists/*
 
-RUN groupadd opencode && useradd -m -g opencode opencode
+RUN set -eux; \
+    userdel -r node; \
+    groupadd -g 1000 opencode; \
+    useradd -m -u 1000 -g 1000 opencode
 
 RUN npm update -g && \
     npm install -g opencode-ai n2-soul@9.0.8 && \