diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/core/FlowExecutor.java b/liteflow-core/src/main/java/com/yomahub/liteflow/core/FlowExecutor.java
index 68f1fa860..4a0828414 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/core/FlowExecutor.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/core/FlowExecutor.java
@@ -147,7 +147,7 @@ public class FlowExecutor {
 		}
 
 		try {
-			//执行chain
+			// 执行chain
 			chain.execute(slotIndex);
 		} catch (Exception e) {
 			LOG.error("[{}]:chain[{}] execute error on slot[{}]", slot.getRequestId(), chain.getChainName(), slotIndex);
diff --git a/liteflow-core/src/main/java/com/yomahub/liteflow/flow/FlowBus.java b/liteflow-core/src/main/java/com/yomahub/liteflow/flow/FlowBus.java
index c5a198313..b12076296 100644
--- a/liteflow-core/src/main/java/com/yomahub/liteflow/flow/FlowBus.java
+++ b/liteflow-core/src/main/java/com/yomahub/liteflow/flow/FlowBus.java
@@ -24,7 +24,7 @@ public class FlowBus {
 	private FlowBus() {
 	}
 	
-	public static Chain getChain(String id) throws Exception{
+	public static Chain getChain(String id) throws Exception {
 		if (MapUtils.isEmpty(chainMap)) {
 			throw new Exception("please config the rule first");
 		}