diff --git a/docker/runtime-sandbox.Dockerfile b/docker/runtime-sandbox.Dockerfile
index de0de33eb..aa1f7cc71 100644
--- a/docker/runtime-sandbox.Dockerfile
+++ b/docker/runtime-sandbox.Dockerfile
@@ -3,10 +3,10 @@
 ARG RUNTIME_SANDBOX_BASE=ghcr.io/agentconnect-md/runtime-sandbox:base-20260911-021456@sha256:bc7614a2d7de40b77e03ac8cfdd09b738efbf93391122cb54ca4d1233c68f5cb
 ARG RUNTIME_SANDBOX_FULL_BASE=ghcr.io/agentconnect-md/runtime-sandbox-full:base-20260911-021456@sha256:669063d1594c8610267bbcd5d9503ea5932e712774346a1b1920e6aeb18891ae
 
-ARG AGENT_BROWSER_VERSION=0.38.1
-ARG CLAUDE_ACP_VERSION=0.84.0
-ARG CODEX_ACP_VERSION=2.1.0-agentconnect.1
-ARG DEEPSEEK_HARNESS_ACP_VERSION=0.4.35
+ARG AGENT_BROWSER_VERSION=0.38.2
+ARG CLAUDE_ACP_VERSION=0.85.1
+ARG CODEX_ACP_VERSION=2.1.1-agentconnect.1
+ARG DEEPSEEK_HARNESS_ACP_VERSION=0.4.36
 ARG OPENCODE_VERSION=1.18.32
 
 # Release builds install applications over stable system bases, then add daemon-versioned helpers.