diff --git a/pom.xml b/pom.xml
index 0b49b0f..f918c14 100644
--- a/pom.xml
+++ b/pom.xml
@@ -105,7 +105,7 @@
         <dependency>
             <groupId>org.apache.shiro</groupId>
             <artifactId>shiro-core</artifactId>
-            <version>1.4.2</version>
+            <version>1.9.1</version>
             <exclusions>
                 <exclusion>
                     <artifactId>slf4j-api</artifactId>