diff --git a/action.yml b/action.yml
index f7c0525..8cf974a 100644
--- a/action.yml
+++ b/action.yml
@@ -23,10 +23,12 @@ runs:
         infisical-token: ${{ inputs.infisical-token }}
         secret-envs: edge
         secret-paths: /devops/gitea-backups
+    - name: Fix Endpoint Format
+      run: echo BACKUP_S3_ENDPOINT=${{ env.DEVOPS_GITEA_ELYSIUM_ORG_S3_ENDPOINT }} >> $GITHUB_ENV
     - name: S3 Backup
       uses: peter-evans/s3-backup@v1
       env:
-        STORAGE_SERVICE_URL: ${{ env.DEVOPS_GITEA_ELYSIUM_ORG_S3_ENDPOINT }}
+        STORAGE_SERVICE_URL: ${{ env.BACKUP_S3_ENDPOINT }}
         ACCESS_KEY_ID: ${{ env.DEVOPS_GITEA_ELYSIUM_ORG_S3_KEY_ID }}
         SECRET_ACCESS_KEY: ${{ env.DEVOPS_GITEA_ELYSIUM_ORG_S3_KEY }}        
         MIRROR_TARGET: ${{ inputs.s3-backup-path }}