diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 0aca9d92..28c4f745 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -231,7 +231,9 @@ jobs:
       matrix:
         # The design of the proxy was changed in Docker v28.
         # rootlesskit-docker-proxy is no longer used since Docker v28.
-        docker_version: [27.5.1, 29.3.1]
+        #
+        # The design of netns handling was changed in Docker v29.5.
+        docker_version: [27.5.1, 29.4.3, 29.5.2]
     steps:
     - name: "Set up AppArmor"
       run: |
diff --git a/Dockerfile b/Dockerfile
index d586b216..100ba8a5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
 ARG GO_VERSION=1.25
 ARG UBUNTU_VERSION=24.04
 ARG SHADOW_VERSION=4.17.4
-ARG SLIRP4NETNS_VERSION=v1.3.3
+ARG SLIRP4NETNS_VERSION=v1.3.4
 ARG VPNKIT_VERSION=0.6.0
 ARG PASST_VERSION=2026_01_20.386b5f5
-ARG DOCKER_VERSION=29.3.1
+ARG DOCKER_VERSION=29.5.2
 ARG DOCKER_CHANNEL=stable
 
 FROM golang:${GO_VERSION}-alpine AS build