diff --git a/.github/docker/Dockerfile.ci b/.github/docker/Dockerfile.ci
index 84f40eaa..d2443574 100644
--- a/.github/docker/Dockerfile.ci
+++ b/.github/docker/Dockerfile.ci
@@ -22,10 +22,9 @@ RUN curl -fsSL https://deb.nodesource.com/setup_22.x | bash - \
     && apt-get install -y --no-install-recommends nodejs \
     && rm -rf /var/lib/apt/lists/*
 
-# Bun
+# Bun (install to /usr/local so non-root users can access it)
+ENV BUN_INSTALL="/usr/local"
 RUN curl -fsSL https://bun.sh/install | bash
-ENV BUN_INSTALL="/root/.bun"
-ENV PATH="$BUN_INSTALL/bin:$PATH"
 
 # Claude CLI
 RUN npm i -g @anthropic-ai/claude-code