diff --git a/redis-demo/pom.xml b/redis-demo/pom.xml
index 9d93418..1358734 100644
--- a/redis-demo/pom.xml
+++ b/redis-demo/pom.xml
@@ -75,7 +75,7 @@
         <dependency>
             <groupId>org.springframework</groupId>
             <artifactId>spring-expression</artifactId>
-            <version>4.3.7.RELEASE</version>
+            <version>5.2.21.RELEASE</version>
         </dependency>
         <dependency>
             <groupId>org.springframework</groupId>