diff --git a/28.SpringBoot-Shiro-Ehcache/pom.xml b/28.SpringBoot-Shiro-Ehcache/pom.xml
index 2cefe48..294956f 100644
--- a/28.SpringBoot-Shiro-Ehcache/pom.xml
+++ b/28.SpringBoot-Shiro-Ehcache/pom.xml
@@ -73,7 +73,7 @@
         <dependency>
             <groupId>org.apache.shiro</groupId>
             <artifactId>shiro-spring</artifactId>
-            <version>1.4.0</version>
+            <version>1.7.1</version>
         </dependency>