diff --git a/.github/docker/Dockerfile.ci b/.github/docker/Dockerfile.ci
index ebf4a4d13..23312c6f7 100644
--- a/.github/docker/Dockerfile.ci
+++ b/.github/docker/Dockerfile.ci
@@ -64,7 +64,7 @@ RUN curl --retry 5 --retry-delay 5 --retry-connrefused -fsSL "https://nodejs.org
 # Bun (install to /usr/local so non-root users can access it)
 ENV BUN_INSTALL="/usr/local"
 RUN curl --retry 5 --retry-delay 5 --retry-connrefused -fsSL https://bun.sh/install \
-    | BUN_VERSION=1.3.10 bash
+    | BUN_VERSION=1.3.13 bash
 
 # Claude CLI
 RUN npm i -g @anthropic-ai/claude-code