<dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-core</artifactId>
-            <version>5.1.5.RELEASE</version>
+            <!--version>5.1.5.RELEASE</version-->
+            <version>3.1.0.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-web</artifactId>
-            <version>5.1.5.RELEASE</version>
+            <!--version>5.1.5.RELEASE</version-->
+            <version>3.2.14.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-expression</artifactId>
-            <version>5.1.5.RELEASE</version>
+            <!--version>5.1.5.RELEASE</version-->
+            <version>3.1.0.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>