diff --git a/saturn-console-api/src/main/java/com/vip/saturn/job/console/service/impl/SystemConfigServiceImpl.java b/saturn-console-api/src/main/java/com/vip/saturn/job/console/service/impl/SystemConfigServiceImpl.java
index a0c63547b..2390730e0 100644
--- a/saturn-console-api/src/main/java/com/vip/saturn/job/console/service/impl/SystemConfigServiceImpl.java
+++ b/saturn-console-api/src/main/java/com/vip/saturn/job/console/service/impl/SystemConfigServiceImpl.java
@@ -205,7 +205,7 @@ public Integer createConfig(SystemConfig systemConfig) throws SaturnJobConsoleEx
 	}
 
 	@Override
-	public Integer updateConfig(SystemConfig systemConfig) {
+	public Integer updateConfig(SystemConfig systemConfig) throws SaturnJobConsoleException {
 		List<String> properties = new ArrayList<>();
 		properties.add(systemConfig.getProperty());
 		List<SystemConfig> systemConfigs = systemConfig4SqlService.selectByPropertiesAndLastly(properties);
@@ -219,7 +219,7 @@ public Integer updateConfig(SystemConfig systemConfig) {
 				return result;
 			}
 		}
-		return 0;
+		throw new SaturnJobConsoleException("systemConfig not existed, update fail");
 	}
 
 	@Override