diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index 9d1d7fcce..a2f605270 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -24,7 +24,6 @@ jobs:
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.16.2
         env:
-          CIBW_ENVIRONMENT: "SCIPOPTDIR=./scip PATH=./scip/bin:$PATH"
           CIBW_ARCHS: ${{ matrix.arch }}
           CIBW_TEST_REQUIRES: pytest
           CIBW_TEST_COMMAND: "pytest {project}/tests"
diff --git a/pyproject.toml b/pyproject.toml
index f3a10ddb7..7b53c9f3c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,4 +30,4 @@ before-all = [
     "mv .\\scip-test\\scip_install .\\test",
     "mv .\\test .\\scip"
 ]
-# environment = { SCIPOPTDIR=''}
+environment = { SCIPOPTDIR='./scip', PATH='./scip/bin:$PATH'}