diff --git a/.github/workflows/build-deb-pr.yml b/.github/workflows/build-deb-pr.yml
index 943859a..1dc5f9e 100644
--- a/.github/workflows/build-deb-pr.yml
+++ b/.github/workflows/build-deb-pr.yml
@@ -9,7 +9,7 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-      - run: chmod 755 homeassistant-supervised/DEBIAN/p*
+      - run: chmod 555 homeassistant-supervised/DEBIAN/p*
       - run: dpkg-deb --build --root-owner-group homeassistant-supervised
       - name: Upload
         uses: actions/upload-artifact@v2
diff --git a/.github/workflows/build-deb.yml b/.github/workflows/build-deb.yml
index 3be2eed..dd1a6f9 100644
--- a/.github/workflows/build-deb.yml
+++ b/.github/workflows/build-deb.yml
@@ -12,7 +12,7 @@ jobs:
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-      - run: chmod 755 homeassistant-supervised/DEBIAN/p*
+      - run: chmod 555 homeassistant-supervised/DEBIAN/p*
       - run: dpkg-deb --build --root-owner-group homeassistant-supervised
       - name: Release
         uses: softprops/action-gh-release@v1
diff --git a/homeassistant-supervised/DEBIAN/postrm b/homeassistant-supervised/DEBIAN/postrm
old mode 100644
new mode 100755