diff --git a/.github/workflows/bump_version.yml b/.github/workflows/bump_version.yml
index f73020cf9..05c9afce0 100644
--- a/.github/workflows/bump_version.yml
+++ b/.github/workflows/bump_version.yml
@@ -1,16 +1,13 @@
-name: Bump version on PR merge
+name: Bump version on PR
 on:
-  pull_request:
-    branches:
-      - main
-    types: closed
+  pull_request_target:
+    types: [opened, synchronize, reopened]
 
 permissions:
   contents: write
   
 jobs:
   update_version:
-    if: github.event.pull_request.merged == true
     runs-on: macos-latest
     steps:
       - name: checkout
@@ -18,14 +15,41 @@ jobs:
         with:
           # Fetch full depth, otherwise the last step overwrites the last commit's parent, essentially removing the graph.
           fetch-depth: 0
-
+          token: ${{ secrets.BOT_PAT }}
+          ref: ${{ github.head_ref }}
+         
       - name: Run bump_version_gh_action.sh
+        id: bump-version
         run: |
-          bash ./bump_version_gh_action.sh
-      - name: Amend the last commit
+           set +e
+           ./bump_version_gh_action.sh
+           echo "bump_version_ret=$?" >> $GITHUB_OUTPUT
+        env:
+          GITHUB_TOKEN: ${{ secrets.BOT_PAT }}
+
+      - name: Import bot's GPG key for signing commits
+        id: import-gpg
+        uses: crazy-max/ghaction-import-gpg@v6
+        with:
+          gpg_private_key: ${{ secrets.BOT_GPG_PRIVATE_KEY }}
+          passphrase: ${{ secrets.BOT_GPG_PASSPHRASE }}
+          #git_config_global: true
+          git_user_signingkey: true
+          git_commit_gpgsign: true
+        
+      - name: Sign commit and push changes
         run: |
-          git config --global user.email "${GITHUB_ACTOR}@users.noreply.github.com"
-          git config --global user.name "${GITHUB_ACTOR}"
-          git commit -a --amend --no-edit
-          git push --force-with-lease
-          echo "Complete"
+          if [[ "${{ steps.bump-version.outputs.bump_version_ret }}" == "0" ]]; then
+            git config --global user.email ${{ steps.import-gpg.outputs.name }}
+            git config --global user.name ${{ steps.import-gpg.outputs.email }}
+
+            git commit -S -m "Bump version" build.gradle.kts
+            git push
+          fi
+        env:
+          #  GITHUB_TOKEN: ${{ secrets.BOT_PAT }}
+            GIT_AUTHOR_NAME: ${{ steps.import-gpg.outputs.name }}
+            GIT_AUTHOR_EMAIL: ${{ steps.import-gpg.outputs.email }}
+            GIT_COMMITTER_NAME: ${{ steps.import-gpg.outputs.name }}
+            GIT_COMMITTER_EMAIL: ${{ steps.import-gpg.outputs.email }}
+          
diff --git a/bump_version_gh_action.sh b/bump_version_gh_action.sh
index 069819e32..d8b8e8439 100755
--- a/bump_version_gh_action.sh
+++ b/bump_version_gh_action.sh
@@ -1,14 +1,68 @@
 #!/bin/sh
 
+vercomp () {
+    if [[ $1 == $2 ]]
+    then
+        return 0
+    fi
+    local IFS=.
+    local i ver1=($1) ver2=($2)
+    # fill empty fields in ver1 with zeros
+    for ((i=${#ver1[@]}; i<${#ver2[@]}; i++))
+    do
+        ver1[i]=0
+    done
+    for ((i=0; i<${#ver1[@]}; i++))
+    do
+        if [[ -z ${ver2[i]} ]]
+        then
+            # fill empty fields in ver2 with zeros
+            ver2[i]=0
+        fi
+        if ((10#${ver1[i]} > 10#${ver2[i]}))
+        then
+            return 1
+        fi
+        if ((10#${ver1[i]} < 10#${ver2[i]}))
+        then
+            return 2
+        fi
+    done
+    return 0
+}
+
+# Defining a temporary directory for cloning
+TMP_DIR=$(mktemp -d)
+
+curl https://raw.githubusercontent.com/dydxprotocol/v4-abacus/main/build.gradle.kts > $TMP_DIR/build.gradle.kts
+
 # search for the first line that starts with "version" in build.gradle.kts
 # get the value in the quotes
 VERSION=$(grep "^version = " build.gradle.kts | sed -n 's/version = "\(.*\)"/\1/p')
 
+REPO_VERSION=$(grep "^version = " $TMP_DIR/build.gradle.kts | sed -n 's/version = "\(.*\)"/\1/p')
+
+# call the version comparison function
+
+vercomp $REPO_VERSION $VERSION
+    case $? in
+        0) SHOULD_BUMP=true ;;
+        1) SHOULD_BUMP=true ;;
+        2) SHOULD_BUMP=false ;;
+    esac
+
+if [ $SHOULD_BUMP == false ]; then
+    echo "Repo version < PR version... No need to bump."
+    exit -1
+fi
+
 # increment the version number
-NEW_VERSION=$(echo $VERSION | awk -F. '{$NF = $NF + 1;} 1' | sed 's/ /./g')
+NEW_VERSION=$(echo $REPO_VERSION | awk -F. '{$NF = $NF + 1;} 1' | sed 's/ /./g')
 
 #if NEW_VERSION is not empty, replace the version in build.gradle.kts
 if [ -n "$NEW_VERSION" ]; then
   sed -i '' "s/version = \"$VERSION\"/version = \"$NEW_VERSION\"/" build.gradle.kts
   echo "Version bumped to $NEW_VERSION"
 fi
+
+exit 0