diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 4a7366e..46cf936 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -45,9 +45,11 @@ jobs:
             options: --console --icon ../../assets/sc64_logo_256_256.png
           - os: ubuntu-latest
             name: sc64-linux
+            finalize: chmod +x dist/*
           - os: macos-latest
             name: sc64-macos
             options: --console --icon ../../assets/sc64_logo_256_256.png
+            finalize: chmod +x dist/*
 
     runs-on: ${{ matrix.os }}
 
@@ -68,6 +70,11 @@ jobs:
         run: pyinstaller --clean --onefile ${{ matrix.options }} sc64.py
         working-directory: sw/pc
 
+      - name: Finalize executable
+        if: ${{ matrix.finalize }}
+        run: ${{ matrix.finalize }}
+        working-directory: sw/pc
+
       - name: Upload artifact
         uses: actions/upload-artifact@v3
         with: