diff --git a/argocd/apps/seaweedfs/seaweedfs.yaml b/argocd/apps/seaweedfs/seaweedfs.yaml
index c54c960..1350fb0 100644
--- a/argocd/apps/seaweedfs/seaweedfs.yaml
+++ b/argocd/apps/seaweedfs/seaweedfs.yaml
@@ -32,6 +32,8 @@ spec:
           value: websecure
         - name: s3.enabled
           value: 'true'
+        - name: s3.extraArgs[0]
+          value: "-s3.signature.version=v4"  
         - name: s3.auth.enabled
           value: 'true'
         - name: s3.auth.adminAccessKeyId