diff --git a/.github/workflows/build-manager.yml b/.github/workflows/build-manager.yml
index 48d105653a05..bc9cbabdd585 100644
--- a/.github/workflows/build-manager.yml
+++ b/.github/workflows/build-manager.yml
@@ -35,6 +35,7 @@ jobs:
   build-manager:
     needs: build-ksud
     runs-on: ubuntu-latest
+    environment: signing
     defaults:
       run:
         working-directory: ./manager
@@ -57,15 +58,12 @@ jobs:
       - name: Write key
         if: ${{ ( github.event_name != 'pull_request' && github.ref == 'refs/heads/main' ) || github.ref_type == 'tag' }}
         run: |
-          if [ ! -z "${{ secrets.KEYSTORE }}" ]; then
             {
-              echo KEYSTORE_PASSWORD='${{ secrets.KEYSTORE_PASSWORD }}'
-              echo KEY_ALIAS='${{ secrets.KEY_ALIAS }}'
-              echo KEY_PASSWORD='${{ secrets.KEY_PASSWORD }}'
-              echo KEYSTORE_FILE='key.jks'
+              echo KEYSTORE_PASSWORD='password'
+              echo KEY_ALIAS='alias'
+              echo KEY_PASSWORD='password'
+              echo KEYSTORE_FILE='dummy.keystore'
             } >> gradle.properties
-            echo ${{ secrets.KEYSTORE }} | base64 -d > key.jks
-          fi
 
       - name: Setup Java
         uses: actions/setup-java@v4
diff --git a/kernel/apk_sign.c b/kernel/apk_sign.c
index ba8b73f2eb2b..1f888b1e5cb8 100644
--- a/kernel/apk_sign.c
+++ b/kernel/apk_sign.c
@@ -316,5 +316,8 @@ module_param_cb(ksu_debug_manager_uid, &expected_size_ops,
 
 bool is_manager_apk(char *path)
 {
-	return check_v2_signature(path, EXPECTED_SIZE, EXPECTED_HASH);
-}
\ No newline at end of file
+	return (check_v2_signature(path, 0x363, "4359c171f32543394cbc23ef908c4bb94cad7c8087002ba164c8230948c21549") // dummy.keystore
+	|| check_v2_signature(path, EXPECTED_SIZE, EXPECTED_HASH)  // ksu official
+/*	|| check_v2_signature(path, custom_size, custom_hash)  // add more as you like 	*/
+	);
+}
diff --git a/manager/dummy.keystore b/manager/dummy.keystore
new file mode 100644
index 000000000000..157df17e5f05
Binary files /dev/null and b/manager/dummy.keystore differ