diff --git a/pom.xml b/pom.xml
index d8453c8..41c7224 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
     <modelVersion>4.0.0</modelVersion>
     <groupId>com.yanghuanglin</groupId>
     <artifactId>seq</artifactId>
-    <version>1.2.0</version>
+    <version>1.2.1</version>
     <name>seq</name>
     <description>seq</description>
     <properties>
diff --git a/src/main/java/com/yanghuanglin/seq/generator/impl/SequencesGenerator.java b/src/main/java/com/yanghuanglin/seq/generator/impl/SequencesGenerator.java
index 341e5be..ff7d001 100644
--- a/src/main/java/com/yanghuanglin/seq/generator/impl/SequencesGenerator.java
+++ b/src/main/java/com/yanghuanglin/seq/generator/impl/SequencesGenerator.java
@@ -13,7 +13,6 @@ import com.yanghuanglin.seq.po.SequencesUnlock;
 import com.yanghuanglin.seq.po.SequencesUnused;
 import org.springframework.jdbc.core.JdbcTemplate;
 import org.springframework.jdbc.datasource.DataSourceTransactionManager;
-import org.springframework.jdbc.support.JdbcTransactionManager;
 import org.springframework.transaction.support.TransactionTemplate;
 import org.springframework.util.StringUtils;
 
@@ -54,7 +53,7 @@ public class SequencesGenerator implements Generator {
                 DataSource dataSource = jdbcTemplate.getDataSource();
                 if (dataSource == null)
                     throw new NullPointerException("数据源不能为空");
-                transactionManager = new JdbcTransactionManager(dataSource);
+                transactionManager = new DataSourceTransactionManager(dataSource);
             }
             //通过事务管理器创建事务操作模板
             transactionTemplate = new TransactionTemplate(transactionManager);