diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index cf7e5a1..8ccb843 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -50,13 +50,13 @@ jobs:
 
           
           # Environment variables.
-          CIBW_ENVIRONMENT: CFLAGS='-fPIC -fvisibility=hidden' CXXFLAGS='-fPIC -fvisibility=hidden'
+          # CIBW_ENVIRONMENT: CFLAGS='-fPIC -fvisibility=hidden' CXXFLAGS='-fPIC -fvisibility=hidden'
           # Set flags on linux 
           # CIBW_ENVIRONMENT_LINUX: 
           # CIBW_ENVIRONMENT_WINDOWS:
 
           # Only on Linux, we must forward environment variables explitly. 
-          CIBW_ENVIRONMENT_PASS_LINUX: CFLAGS CXXFLAGS
+          # CIBW_ENVIRONMENT_PASS_LINUX: CFLAGS CXXFLAGS
           
         with:
           package-dir: .