diff --git a/lib/workers/repository/finalise/prune.js b/lib/workers/repository/finalise/prune.js
index 652625cfb008d4407514b02edaf59e9968884f63..b41318339616735ca056c4eae6699dbef0c0ddad 100644
--- a/lib/workers/repository/finalise/prune.js
+++ b/lib/workers/repository/finalise/prune.js
@@ -48,6 +48,6 @@ async function pruneStaleBranches(config, branchList) {
     }
     const closePr = true;
     await platform.deleteBranch(branchName, closePr);
-    logger.info({ prNo: pr.number, prTitle: pr.title }, 'PR closed');
+    logger.info({ prNo: pr.number, prTitle: pr.title }, 'PR autoclosed');
   }
 }