diff --git a/engine/schema/src/com/cloud/event/dao/UsageEventDaoImpl.java b/engine/schema/src/com/cloud/event/dao/UsageEventDaoImpl.java
index 4e35bf5de96..1739254bd8b 100644
--- a/engine/schema/src/com/cloud/event/dao/UsageEventDaoImpl.java
+++ b/engine/schema/src/com/cloud/event/dao/UsageEventDaoImpl.java
@@ -124,6 +124,8 @@ public class UsageEventDaoImpl extends GenericDaoBase<UsageEventVO, Long> implem
             txn.rollback();
             s_logger.error("error copying events from cloud db to usage db", ex);
             throw new CloudRuntimeException(ex.getMessage());
+        } finally {
+            txn.close();
         }
 
         // Copy event details from cloud db to usage db
@@ -150,6 +152,8 @@ public class UsageEventDaoImpl extends GenericDaoBase<UsageEventVO, Long> implem
             txn.rollback();
             s_logger.error("error copying event details from cloud db to usage db", ex);
             throw new CloudRuntimeException(ex.getMessage());
+        } finally {
+            txn.close();
         }
 
         return findRecentEvents(endDate);