diff --git a/.github/workflows/build_release.yaml b/.github/workflows/build_release.yaml
index d45447a..2adc01c 100644
--- a/.github/workflows/build_release.yaml
+++ b/.github/workflows/build_release.yaml
@@ -10,6 +10,9 @@ on:
     branches:
       - main
 
+permissions:
+  contents: write
+
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -46,7 +49,7 @@ jobs:
           path: /release/.
 
       - name: upload build artifact
-        uses: actions/upload-artifact@v7
+        uses: actions/upload-artifact@v4
         with:
           name: build
           path: ${{ steps.extract.outputs.destination }}/*.jar
@@ -62,3 +65,4 @@ jobs:
           name: ${{ github.ref_name }}
           tag_name: ${{ github.ref_name }}
           files: ${{ steps.extract.outputs.destination }}/*.jar
+          fail_on_unmatched_files: true
diff --git a/pom.xml b/pom.xml
index 4eccea7..008860b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 
     <groupId>com.lunatech.keycloak</groupId>
     <artifactId>keycloak-google-groups-mapper</artifactId>
-    <version>0.7</version>
+    <version>0.8</version>
 
     <name>Keycloak Google Groups Mapper</name>
     <description>An Identity Provider Mapper that fetches Google Groups membership information of a user that uses Google as Identity Provider and syncs it to Keycloak groups.</description>