diff --git a/pom.xml b/pom.xml
index 6c8532328..93eab6284 100644
--- a/pom.xml
+++ b/pom.xml
@@ -508,12 +508,12 @@
             <dependency>
                 <groupId>org.apache.shiro</groupId>
                 <artifactId>shiro-core</artifactId>
-                <version>1.4.0</version>
+                <version>1.5.3</version>
             </dependency>
             <dependency>
                 <groupId>org.apache.shiro</groupId>
                 <artifactId>shiro-web</artifactId>
-                <version>1.4.0</version>
+                <version>1.5.3</version>
             </dependency>
             
             <!-- Json Web Token support -->