diff --git a/pom.xml b/pom.xml
index 8c821f4..21a0d14 100644
--- a/pom.xml
+++ b/pom.xml
@@ -29,7 +29,7 @@
         <dependency>
             <groupId>org.apache.shiro</groupId>
             <artifactId>shiro-core</artifactId>
-            <version>1.4.2</version>
+            <version>1.9.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.shiro</groupId>