diff --git a/pom.xml b/pom.xml
index 03bf0ed..c045e4b 100644
--- a/pom.xml
+++ b/pom.xml
@@ -122,7 +122,7 @@
         <dependency>
             <groupId>org.apache.shiro</groupId>
             <artifactId>shiro-core</artifactId>
-            <version>1.8.0</version>
+            <version>1.9.1</version>
         </dependency>
         <dependency>
             <groupId>org.apache.shiro</groupId>