diff --git a/mybatis-flex-spring/src/main/java/com/mybatisflex/spring/FlexSqlSessionFactoryBean.java b/mybatis-flex-spring/src/main/java/com/mybatisflex/spring/FlexSqlSessionFactoryBean.java
index 65c13c62..6b82ceea 100644
--- a/mybatis-flex-spring/src/main/java/com/mybatisflex/spring/FlexSqlSessionFactoryBean.java
+++ b/mybatis-flex-spring/src/main/java/com/mybatisflex/spring/FlexSqlSessionFactoryBean.java
@@ -42,7 +42,6 @@ import org.mybatis.spring.SqlSessionFactoryBean;
 import org.mybatis.spring.transaction.SpringManagedTransactionFactory;
 import org.springframework.beans.factory.FactoryBean;
 import org.springframework.beans.factory.InitializingBean;
-import org.springframework.context.ApplicationEvent;
 import org.springframework.context.ApplicationListener;
 import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.context.event.ContextRefreshedEvent;
@@ -91,7 +90,7 @@ import static org.springframework.util.StringUtils.tokenizeToStringArray;
  * @author life
  */
 public class FlexSqlSessionFactoryBean extends SqlSessionFactoryBean
-    implements FactoryBean<SqlSessionFactory>, InitializingBean, ApplicationListener<ApplicationEvent> {
+    implements FactoryBean<SqlSessionFactory>, InitializingBean, ApplicationListener<ContextRefreshedEvent> {
 
     private static final Logger LOGGER = LoggerFactory.getLogger(SqlSessionFactoryBean.class);
 
@@ -669,8 +668,8 @@ public class FlexSqlSessionFactoryBean extends SqlSessionFactoryBean
      * {@inheritDoc}
      */
     @Override
-    public void onApplicationEvent(ApplicationEvent event) {
-        if (failFast && event instanceof ContextRefreshedEvent) {
+    public void onApplicationEvent(ContextRefreshedEvent event) {
+        if (failFast) {
             // fail-fast -> check all statements are completed
             this.sqlSessionFactory.getConfiguration().getMappedStatementNames();
         }