diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 7141a4b..dbce366 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     env:
-      WX_WIDGETS_BUILD_OUT_DIR: "${{GITHUB_WORKSPACE}}/wx-widgets-build"
+      WX_WIDGETS_BUILD_OUT_DIR: "${{github.workspace}}/wx-widgets-build"
 
     steps:
       - uses: actions/checkout@v2
@@ -65,7 +65,7 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     env:
-      WX_WIDGETS_BUILD_OUT_DIR: "${{GITHUB_WORKSPACE}}/wx-widgets-build"
+      WX_WIDGETS_BUILD_OUT_DIR: "${{github.workspace}}/wx-widgets-build"
 
     steps:
       - uses: actions/checkout@v2
@@ -140,7 +140,7 @@ jobs:
   build-macos-arm:
     runs-on: macos-11
     env:
-      WX_WIDGETS_BUILD_OUT_DIR: "${{GITHUB_WORKSPACE}}/wx-widgets-build"
+      WX_WIDGETS_BUILD_OUT_DIR: "${{github.workspace}}/wx-widgets-build"
     steps:
       - uses: actions/checkout@v2
       - uses: Swatinem/rust-cache@v1