diff --git a/start/action.yml b/start/action.yml
index 957cbd0..d567b05 100644
--- a/start/action.yml
+++ b/start/action.yml
@@ -20,7 +20,7 @@ runs:
       id: redirect-segment
       shell: bash
       run: |
-        echo '127.0.0.2 api.segment.io' | sudo tee -a /etc/hosts
+        cat /etc/hosts | grep '127.0.0.2 api.segment.io' || echo '127.0.0.2 api.segment.io' | sudo tee -a /etc/hosts
 
     - name: Install macOS Docker Desktop dmg
       if: runner.os == 'macOS'