diff --git a/claude-code/.devcontainer/Dockerfile b/claude-code/.devcontainer/Dockerfile
index f65656a..0e3a034 100644
--- a/claude-code/.devcontainer/Dockerfile
+++ b/claude-code/.devcontainer/Dockerfile
@@ -15,7 +15,7 @@
 # An ARG joins the cache key of every later RUN, so declaring it earlier would
 # rebuild Chromium on each Claude Code release.
 # renovate: datasource=npm depName=@anthropic-ai/claude-code
-ARG CLAUDE_CODE_VERSION=2.1.289
+ARG CLAUDE_CODE_VERSION=2.1.290
 
 # ═════════════════════════════════════════════════════════════════════════════
 # Parallel download stages — BuildKit runs these concurrently
diff --git a/ralphex-fe/Dockerfile b/ralphex-fe/Dockerfile
index 6373d3a..ff39dc3 100644
--- a/ralphex-fe/Dockerfile
+++ b/ralphex-fe/Dockerfile
@@ -164,7 +164,7 @@ WORKDIR /workspace
 # See: claude-code/.devcontainer/Dockerfile for rationale.
 # Version pinned and kept up to date by Renovate (see .github/renovate.json5).
 # renovate: datasource=npm depName=@anthropic-ai/claude-code
-ARG CLAUDE_CODE_VERSION=2.1.289
+ARG CLAUDE_CODE_VERSION=2.1.290
 RUN --mount=type=cache,target=/root/.npm \
     npm install -g @anthropic-ai/claude-code@${CLAUDE_CODE_VERSION}