diff --git a/Jenkinsfile b/Jenkinsfile
index 50be8c9..c6e1324 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -80,7 +80,7 @@ pipeline {
                         """
                         echo "PR ${prId} merged successfully into master!"
                         def context = "test-org/trust-module-frontend/pipeline/pr-${env.CHANGE_TARGET}"
-                        def commitHash = sh(script: "git rev-parse HEAD", returnStdout: true).trim()
+                        def commitHash = sh(script: "git rev-parse HEAD~1", returnStdout: true).trim()
                         echo "commit hash = ${commitHash}"
                         notify(context, GITEA_USER, GITEA_PASS, env.GITEA_REPOSITORY_URL, "trust-module-frontend", commitHash, "success")
                     }