diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index eb72572b..c6430319 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -36,7 +36,7 @@ jobs:
       shell: bash
       run: |
         mkdir -p output/x86_64
-        python cmake_build.py
+        python cmake_build.py -DPK_BUILD_MODULE_LZ4=ON
         cp main.exe output/x86_64
         cp pocketpy.dll output/x86_64
     - uses: actions/upload-artifact@v4
@@ -70,7 +70,7 @@ jobs:
       run: |
         python scripts/check_pragma_once.py include
         mkdir -p output/x86_64
-        python cmake_build.py
+        python cmake_build.py -DPK_BUILD_MODULE_LZ4=ON
         python scripts/run_tests.py
         cp main output/x86_64
         cp libpocketpy.so output/x86_64
@@ -114,7 +114,7 @@ jobs:
           submodules: true
       - name: Compile and Test
         run: |
-          python cmake_build.py
+          python cmake_build.py -DPK_BUILD_MODULE_LZ4=ON
           python scripts/run_tests.py
       - name: Benchmark
         run: python scripts/run_tests.py benchmark
diff --git a/cmake_build.py b/cmake_build.py
index e9115a90..24437fb6 100644
--- a/cmake_build.py
+++ b/cmake_build.py
@@ -20,7 +20,7 @@ assert config in ['Debug', 'Release', 'RelWithDebInfo']
 
 os.chdir("build")
 
-code = os.system(f"cmake .. -DPK_ENABLE_OS=ON -DPK_BUILD_MODULE_LZ4=ON -DCMAKE_BUILD_TYPE={config} {extra_flags}")
+code = os.system(f"cmake .. -DPK_ENABLE_OS=ON -DCMAKE_BUILD_TYPE={config} {extra_flags}")
 assert code == 0
 code = os.system(f"cmake --build . --config {config} -j 4")
 assert code == 0