diff --git a/pom.xml b/pom.xml
index c3aec77..645aa0c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@
 
     <properties>
 
-        <shiro.previousVersion>1.4.1</shiro.previousVersion>
+        <shiro.previousVersion>1.7.1</shiro.previousVersion>
         <!-- Replaced by the build number plugin at build time: -->
         <buildNumber>${user.name}-${maven.build.timestamp}</buildNumber>
         <jacoco.skip>true</jacoco.skip>