diff --git a/.github/workflows/update-main-version.yml b/.github/workflows/update-main-version.yml
index 8a4daae..250d046 100644
--- a/.github/workflows/update-main-version.yml
+++ b/.github/workflows/update-main-version.yml
@@ -28,7 +28,9 @@ jobs:
       - name: Get version
         id: get-version
         run: |
-          base_sha=${{ github.event.pull_request.base_sha }}
+          base_sha=${{ github.event.pull_request.base.sha }}
+          echo $base_sha
+          
           git fetch origin $base_sha 
           
           prev_version=$(git show ${base_sha}:pubspec.yaml | grep 'version:' | cut -d ':' -f2 | sed 's/ //' | cut -d'+' -f1)
diff --git a/pubspec.yaml b/pubspec.yaml
index eea6345..eb38f0b 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: quick_math
 description: A new Flutter package project.
-version: 1.2.4
+version: 1.2.5
 homepage:
 
 environment: