diff --git a/spring-boot-2x/ff4j-sample-security-shiro/pom.xml b/spring-boot-2x/ff4j-sample-security-shiro/pom.xml
index 5cca6a1..9311017 100644
--- a/spring-boot-2x/ff4j-sample-security-shiro/pom.xml
+++ b/spring-boot-2x/ff4j-sample-security-shiro/pom.xml
@@ -24,7 +24,7 @@
     	<dependency>
             <groupId>org.apache.shiro</groupId>
             <artifactId>shiro-spring-boot-web-starter</artifactId>
-            <version>1.5.3</version>
+            <version>1.9.1</version>
         </dependency>
         
         <dependency>