diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 74eaa0781..9a1d92829 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,7 +16,7 @@ jobs:
         run: |
           backport-assistant backport
         env:
-          BACKPORT_LABEL_REGEXP: "(?P<target>\\d\\.\\d\\.\\d)-backport"
+          BACKPORT_LABEL_REGEXP: "(?P<target>\\d\\.\\d\\)-backport"
           BACKPORT_TARGET_TEMPLATE: "v{{.target}}"
           GITHUB_TOKEN: ${{ secrets.ELEVATED_GITHUB_TOKEN }}
           GITHUB_REVIEW_TEAMS: "hashicorp/terraform-core"