diff --git a/.github/workflows/ci-pull-request.yaml b/.github/workflows/ci-pull-request.yaml
index b523b903..fea85a7c 100644
--- a/.github/workflows/ci-pull-request.yaml
+++ b/.github/workflows/ci-pull-request.yaml
@@ -49,3 +49,4 @@ jobs:
         env:
           MAVEN_USERNAME: ${{ secrets.OSSRH_USERNAME }} # username for Sonatype JIRA login
           MAVEN_PASSWORD: ${{ secrets.OSSRH_TOKEN }} # password for Sonatype JIRA login
+          GPG_PASS: ${{ secrets.SIGN_KEY_PASS }} # Password chosen when creating the GPG key