diff --git a/src/main/java/net/helenus/core/UnitOfWork.java b/src/main/java/net/helenus/core/UnitOfWork.java
index 7581298..24070fb 100644
--- a/src/main/java/net/helenus/core/UnitOfWork.java
+++ b/src/main/java/net/helenus/core/UnitOfWork.java
@@ -531,7 +531,9 @@ public class UnitOfWork implements AutoCloseable {
               });
 
       if (parent == null) {
-        elapsedTime.stop();
+        if (elapsedTime.isRunning()) {
+          elapsedTime.stop();
+        }
         if (LOG.isInfoEnabled()) {
           LOG.info(logTimers("aborted"));
         }