diff --git a/Dockerfile.copilot b/Dockerfile.copilot
index 3065acf9..d770c802 100644
--- a/Dockerfile.copilot
+++ b/Dockerfile.copilot
@@ -11,7 +11,7 @@ FROM node:22-bookworm-slim
 RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates curl procps ripgrep tini && rm -rf /var/lib/apt/lists/*
 
 # Install GitHub Copilot CLI via npm (pinned version)
-ARG COPILOT_VERSION=1.0.36
+ARG COPILOT_VERSION=1.0.39
 RUN npm install -g @github/copilot@${COPILOT_VERSION} --retry 3
 
 # Install gh CLI (for auth and token management)
diff --git a/Dockerfile.gemini b/Dockerfile.gemini
index 546c129a..6c4f3068 100644
--- a/Dockerfile.gemini
+++ b/Dockerfile.gemini
@@ -11,7 +11,7 @@ FROM node:22-bookworm-slim
 RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates curl procps ripgrep tini && rm -rf /var/lib/apt/lists/*
 
 # Install Gemini CLI (native ACP support via --acp)
-ARG GEMINI_CLI_VERSION=0.39.1
+ARG GEMINI_CLI_VERSION=0.40.0
 RUN npm install -g @google/gemini-cli@${GEMINI_CLI_VERSION} --retry 3
 
 # Install gh CLI