diff --git a/pom.xml b/pom.xml
index 3ed31d8..14ebd3b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -17,7 +17,7 @@
     <maven.compiler.source>1.8</maven.compiler.source>
     <maven.compiler.target>1.8</maven.compiler.target>
     <!-- Spring版本号 -->
-    <spring.version>4.3.6.RELEASE</spring.version>
+    <spring.version>5.2.20.RELEASE</spring.version>
   </properties>
 
   <dependencies>