diff --git a/.gitea/workflows/ci.yaml b/.gitea/workflows/ci.yaml
index 35a2177..29e2a22 100644
--- a/.gitea/workflows/ci.yaml
+++ b/.gitea/workflows/ci.yaml
@@ -5,7 +5,7 @@ on: [push, pull_request]
 jobs:
   build-and-test:
     runs-on: ubuntu-latest
-    container: gitea.tap-tap.win/taptap/fastsync-ci:v3
+    container: gitea.tap-tap.win/taptap/fastsync-ci:v4
     steps:
       - name: Checkout
         uses: actions/checkout@v4
diff --git a/Dockerfile b/Dockerfile
index 77a985c..fe7faa4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM ubuntu:24.04
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    gcc cmake make libzstd-dev git ca-certificates curl && \
+    gcc g++ make libc6-dev cmake libzstd-dev git ca-certificates curl && \
     curl -fsSL https://deb.nodesource.com/setup_20.x | bash - && \
     apt-get install -y --no-install-recommends nodejs && \
     rm -rf /var/lib/apt/lists/*