diff --git a/.github/workflows/build-jar.yml b/.github/workflows/build-jar.yml
index 0d1eee3..4aab379 100644
--- a/.github/workflows/build-jar.yml
+++ b/.github/workflows/build-jar.yml
@@ -23,40 +23,44 @@ jobs:
           distribution: 'adopt' # You can choose other distributions like 'zulu' or 'temurin'
           java-version: '11'
 
+      - name: Pull branch
+        run: |
+          git checkout -b ${{ github.event.pull_request.head.ref }}
+          git pull origin ${{ github.event.pull_request.head.ref }} --rebase || echo "No changes to pull"
+
       - name: Build and package JAR with dependencies
         run: mvn clean package
 
-      - name: Move JAR to latest-version folder
-        run: |
-          mkdir -p latest-version
-          mv target/*-jar-with-dependencies.jar latest-version/mongodb-performance-test.jar
-
-      - name: Commit jar file to repository and add version tag
+      - name: commit changes of jar file
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         run: |
-          VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
+          mkdir -p latest-version
           
-          git config --local user.email "github-actions@idealo.de"
-          git config --local user.name "github-actions[bot]"
+          if ! cmp -s target/*-jar-with-dependencies.jar latest-version/mongodb-performance-test.jar; then
+            
+            mv target/*-jar-with-dependencies.jar latest-version/mongodb-performance-test.jar
+            ls -al latest-version/
           
-          git add latest-version/mongodb-performance-test.jar
+            VERSION=$(mvn help:evaluate -Dexpression=project.version -q -DforceStdout)
           
-          # Check if there are staged changes
-          if git diff --staged --quiet; then
-            echo "### Build unchanged" >> $GITHUB_STEP_SUMMARY
-            echo "The [latest-version/mongodb-performance-test.jar](https://github.com/idealo/mongodb-performance-test/tree/master/latest-version/mongodb-performance-test.jar) is unchanged" >> $GITHUB_STEP_SUMMARY
-          else
+            git config --local user.email "github-actions@idealo.de"
+            git config --local user.name "github-actions[bot]"
+            
+            git add latest-version/mongodb-performance-test.jar
             git commit -m "Add latest version ($VERSION) of mongodb-performance-test.jar"
-            git push
+            git push origin ${{ github.event.pull_request.head.ref }}
           
             # Delete the local tag if it exists
             git tag -d "v$VERSION" || true  # Ignore if the tag doesn't exist
             git tag -a "v$VERSION" -m "Tagging version $VERSION"
             git push origin :refs/tags/v$VERSION || true  # delete remote tag, if exists
             git push origin "v$VERSION"  # create remote tag
-      
+          
             echo "### Version updated to $VERSION" >> $GITHUB_STEP_SUMMARY
             echo "The [latest-version/mongodb-performance-test.jar](https://github.com/idealo/mongodb-performance-test/tree/master/latest-version/mongodb-performance-test.jar) is now $VERSION" >> $GITHUB_STEP_SUMMARY
+          else
+            echo "### Build unchanged" >> $GITHUB_STEP_SUMMARY
+            echo "The [latest-version/mongodb-performance-test.jar](https://github.com/idealo/mongodb-performance-test/tree/master/latest-version/mongodb-performance-test.jar) is unchanged" >> $GITHUB_STEP_SUMMARY          
           fi
-          
+
diff --git a/latest-version/mongodb-performance-test.jar b/latest-version/mongodb-performance-test.jar
index 58f09b3..09945d4 100644
Binary files a/latest-version/mongodb-performance-test.jar and b/latest-version/mongodb-performance-test.jar differ
diff --git a/mongodb-performance-test.iml b/mongodb-performance-test.iml
deleted file mode 100644
index 0b461f7..0000000
--- a/mongodb-performance-test.iml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module org.jetbrains.idea.maven.project.MavenProjectsManager.isMavenModule="true" type="JAVA_MODULE" version="4">
-  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
-    <output url="file://$MODULE_DIR$/target/classes" />
-    <output-test url="file://$MODULE_DIR$/target/test-classes" />
-    <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/main/resources" type="java-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
-      <excludeFolder url="file://$MODULE_DIR$/target" />
-    </content>
-    <orderEntry type="inheritedJdk" />
-    <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Maven: junit:junit:4.13.1" level="project" />
-    <orderEntry type="library" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
-    <orderEntry type="library" name="Maven: org.mongodb:mongo-java-driver:3.12.12" level="project" />
-    <orderEntry type="library" name="Maven: org.slf4j:slf4j-api:2.0.5" level="project" />
-    <orderEntry type="library" name="Maven: ch.qos.logback:logback-classic:1.4.6" level="project" />
-    <orderEntry type="library" name="Maven: ch.qos.logback:logback-core:1.4.6" level="project" />
-    <orderEntry type="library" name="Maven: com.google.collections:google-collections:1.0" level="project" />
-    <orderEntry type="library" name="Maven: io.dropwizard.metrics:metrics-core:4.2.17" level="project" />
-    <orderEntry type="library" name="Maven: commons-cli:commons-cli:1.5.0" level="project" />
-  </component>
-</module>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 1032cbc..9a30a1b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -99,4 +99,5 @@
             <version>1.9.0</version>
         </dependency>
     </dependencies>
+
 </project>
\ No newline at end of file