diff --git a/.github/workflows/AutosarUmlActionExample.yml b/.github/workflows/AutosarUmlActionExample.yml
index 55428c1..4008c8f 100644
--- a/.github/workflows/AutosarUmlActionExample.yml
+++ b/.github/workflows/AutosarUmlActionExample.yml
@@ -27,8 +27,8 @@ jobs:
       #Diff Check between the modified files     
       - name: DiffCheck   
         run: | 
-          $output = &'${{steps.GetLTA.outputs.LemonTreeAutomationExecutable}}' diff --theirs A.eapx --mine B.eapx --sfs log.ltsfs
-          echo $output >> $env:GITHUB_OUTPUT
+          $output = &'${{steps.GetLTA.outputs.LemonTreeAutomationExecutable}}' diff --base Base.eapx --theirs A.eapx --mine B.eapx --sfs log.ltsfs
+          echo $output
       #Archive Session Files
       - name: Archive Session Files
         uses: actions/upload-artifact@v3