diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index 64ad04a..2e015ec 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -29,7 +29,7 @@ jobs:
 
       - name: Check PR Title contains Ticket/Dependabot Reference
         run: |
-          if [[ "${{ github.event.pull_request.title }}" =~ ^.*:\s ]]; then
+          if [[ "${{ github.event.pull_request.title }}" =~ ^.*:\s+ ]]; then
             echo "PR title contains ticket or dependabot reference."
           else
             echo "PR title does not contain ticket or dependabot reference."