diff --git a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java
index 1f3b8068d..6bccc251f 100644
--- a/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java
+++ b/workflow-engine-core/src/main/java/cn/axzo/workflow/core/engine/listener/EngineNoticeEventListener.java
@@ -61,37 +61,37 @@ public class EngineNoticeEventListener extends AbstractFlowableEventListener {
                         stopWatch.start("PUSH-NOTICE Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onNotice(event));
                         stopWatch.stop();
-                        log.info("PUSH-NOTICE StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        log.info("PUSH-NOTICE StopWatch : running time = {} 's", stopWatch.getTotalTimeSeconds());
                         break;
                     case PENDING_PUSH:
                         stopWatch.start("PUSH-PENDING Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onPendingPush(event));
                         stopWatch.stop();
-                        log.info("PUSH-PENDING StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        log.info("PUSH-PENDING StopWatch : running time = {} 's", stopWatch.getTotalTimeSeconds());
                         break;
                     case PENDING_COMPLETE:
                         stopWatch.start("PUSH-PENDING-COMPLETE Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onPendingComplete(event));
                         stopWatch.stop();
-                        log.info("PUSH-PENDING-COMPLETE StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        log.info("PUSH-PENDING-COMPLETE StopWatch : running time = {} 's", stopWatch.getTotalTimeSeconds());
                         break;
                     case CARBON_COPY:
                         stopWatch.start("CARBON-COPY Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onCarbonCopy(event));
                         stopWatch.stop();
-                        log.info("CARBON-COPY StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        log.info("CARBON-COPY StopWatch : running time = {} 's", stopWatch.getTotalTimeSeconds());
                         break;
                     case CARBON_COPY_COMPLETE:
                         stopWatch.start("CARBON-COPY-COMPLETE Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onCarbonCopyComplete(event));
                         stopWatch.stop();
-                        log.info("CARBON-COPY-COMPLETE StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        log.info("CARBON-COPY-COMPLETE StopWatch : running time = {} 's", stopWatch.getTotalTimeSeconds());
                         break;
                     case SMS:
                         stopWatch.start("SMS Event Execution Time");
                         getOrderedListeners().forEach(i -> i.onSms(event));
                         stopWatch.stop();
-                        log.info("SMS StopWatch : running time = " + stopWatch.getTotalTimeSeconds() + " 's");
+                        log.info("SMS StopWatch : running time = {} 's", stopWatch.getTotalTimeSeconds());
                         break;
                     default:
                 }