diff --git a/.github/workflows/rocky8.yml b/.github/workflows/rocky8.yml
index fd62422..5221ef3 100644
--- a/.github/workflows/rocky8.yml
+++ b/.github/workflows/rocky8.yml
@@ -14,11 +14,7 @@ on:
 jobs:
 # change job name
   rocky8:
-    runs-on: ubuntu-latest
-    env:
-        # change the following 4 variables
-        DOCKER_FILE: rocky8/Dockerfile 
-        DOCKER_ACCOUNT: jeonghanlee
+    runs-on: ubuntu-22.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.0422.04ee
         DOCKER_REPO: rocky8-epics
         DOCKER_TAG: v2.2.0