diff --git a/.github/workflows/semver-check-increment.yml b/.github/workflows/semver-check-increment.yml
index d3ac3fe6..125c0d10 100644
--- a/.github/workflows/semver-check-increment.yml
+++ b/.github/workflows/semver-check-increment.yml
@@ -6,3 +6,5 @@ on:
 jobs:
   version:
     uses: UKHomeOffice/sas-github-workflows/.github/workflows/semver-check-increment-npm.yml@TR_BRANCH1
+    with:
+      mainLineBranchName: master