diff --git a/.github/workflows/server.yml b/.github/workflows/server.yml
index 558d9c1c57..00326ce07a 100644
--- a/.github/workflows/server.yml
+++ b/.github/workflows/server.yml
@@ -42,7 +42,7 @@ jobs:
     - name: Set permissions for private key
       run: |
         echo "${{ env.EC2_SSH_KEY }}" > key.pem
-        chmod 600 key.pem
+        chmod 400 key.pem
     - name: Pull Docker image
       run: |
         ssh -o StrictHostKeyChecking=no -i key.pem ubuntu@ec2-13-49-244-227.eu-north-1.compute.amazonaws.com 'sudo docker pull shadi38/node-app:4.0'