diff --git a/.github/workflows/update_range_message.yml b/.github/workflows/update_range_message.yml
index 923630d..1b8b528 100644
--- a/.github/workflows/update_range_message.yml
+++ b/.github/workflows/update_range_message.yml
@@ -6,6 +6,8 @@ on:
 jobs:
     update-ranges:
         runs-on: ubuntu-latest
+        env:
+            RANGE_MESSAGES_SAME: 1
         steps:
             - uses: actions/checkout@v3
             - name: setup packages
@@ -28,21 +30,21 @@ jobs:
               continue-on-error: true
               run: |
                 perl util/range_messages_differ.pl lib/Business/ISBN/RangeMessage.xml lib/Business/ISBN/RangeMessage.xml.new
-                echo "RANGE_MESSAGES_DIFFER=$?" >> $GITHUB_ENV
+                echo "RANGE_MESSAGES_SAME=$?" >> $GITHUB_ENV
             - name: Update module data
               id: update
-              if: ${{ env.RANGE_MESSAGES_DIFFER == 1 }}
+              if: ${{ env.RANGE_MESSAGES_SAME == 0 }}
               run: |
                 mv lib/Business/ISBN/RangeMessage.xml.new lib/Business/ISBN/RangeMessage.xml
                 perl -Ilib examples/make_default_data.pl
-                perl -c lib/Business/ISBN/Data.pm
-                echo "UPDATE_FAILED=$?" >> $GITHUB_ENV
+                perl Makefile.PL
+                make test
             - name: Commit RangeMessage.xml
               id: commit
-              if: ${{ env.UPDATE_FAILED == 0 }}
+              if: ${{ env.RANGE_MESSAGES_SAME == 0 }}
               continue-on-error: true
               run: |
-                git diff --quiet HEAD
+                git diff
                 git add lib/Business/ISBN/RangeMessage.xml lib/Business/ISBN/Data.pm
                 git commit -m "Latest RangeMessage.xml" lib/Business/ISBN/RangeMessage.xml lib/Business/ISBN/Data.pm
                 git push origin master