diff --git a/.github/workflows/go.yml b/.github/workflows/go.yml
index 1c1abb91..e373b9d2 100644
--- a/.github/workflows/go.yml
+++ b/.github/workflows/go.yml
@@ -14,7 +14,7 @@ jobs:
   test:
     strategy:
       matrix:
-        os: [macos-latest, ubuntu-latest]
+        os: [macos-latest, ubuntu-24.04]
         # os: [macos-latest]
         llvm: [18]
     runs-on: ${{ matrix.os }}
@@ -36,15 +36,16 @@ jobs:
           echo "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-${{ matrix.llvm }} main" | sudo tee /etc/apt/sources.list.d/llvm.list
           wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
           sudo apt-get update
-          sudo apt-get install -y llvm-${{ matrix.llvm }}-dev clang-${{ matrix.llvm }} lld-${{ matrix.llvm }} pkg-config libgc-dev libcjson-dev libsqlite3-dev python3.11-dev
+          sudo apt-get install -y llvm-${{ matrix.llvm }}-dev clang-${{ matrix.llvm }} lld-${{ matrix.llvm }} pkg-config libgc-dev libcjson-dev libsqlite3-dev python3.12-dev
+
           echo /usr/lib/llvm-${{ matrix.llvm }}/bin >> $GITHUB_PATH
-    
+
       - name: Clang information
         run: |
           echo $PATH
           which clang
           clang --version
-        
+
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
@@ -63,19 +64,19 @@ jobs:
 
       - name: Install
         run: go install ./...
-      
+
       - name: LLGO tests
         if: matrix.os != 'ubuntu-latest'
         run: |
           echo "Test result on ${{ matrix.os }} with LLVM ${{ matrix.llvm }}" > result.md
           LLGOROOT=$PWD bash .github/workflows/test_llgo.sh
-      
+
       - name: Test _demo and _pydemo
         run: |
           set +e
           LLGOROOT=$PWD bash .github/workflows/test_demo.sh
           exit 0
-      
+
       - name: Show test result
         run: cat result.md
 
diff --git a/README.md b/README.md
index 50338c10..2f03e518 100644
--- a/README.md
+++ b/README.md
@@ -302,7 +302,7 @@ Here are the Go packages that can be imported correctly:
 - [bdwgc/libgc 8.0+](https://www.hboehm.info/gc/)
 - [cJSON 1.7+](https://github.com/DaveGamble/cJSON) (optional, for [github.com/goplus/llgo/c/cjson](https://pkg.go.dev/github.com/goplus/llgo/c/cjson))
 - [SQLite 3](https://www.sqlite.org) (optional, for [github.com/goplus/llgo/c/sqlite](https://pkg.go.dev/github.com/goplus/llgo/c/sqlite))
-- [Python 3.11+](https://www.python.org) (optional, for [github.com/goplus/llgo/py](https://pkg.go.dev/github.com/goplus/llgo/py))
+- [Python 3.12+](https://www.python.org) (optional, for [github.com/goplus/llgo/py](https://pkg.go.dev/github.com/goplus/llgo/py))
 
 ## How to install