diff --git a/spring-security-kerberos-sample/src/main/webapp/WEB-INF/spnego.xml b/spring-security-kerberos-sample/src/main/webapp/WEB-INF/spnego.xml
index c264dc9..d041cde 100644
--- a/spring-security-kerberos-sample/src/main/webapp/WEB-INF/spnego.xml
+++ b/spring-security-kerberos-sample/src/main/webapp/WEB-INF/spnego.xml
@@ -2,7 +2,7 @@
 <beans xmlns="http://www.springframework.org/schema/beans"
 	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:sec="http://www.springframework.org/schema/security"
 	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd
-		http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security-3.0.xsd">
+		http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security-3.1.xsd">
 
 	<sec:http entry-point-ref="spnegoEntryPoint">
 		<sec:intercept-url pattern="/secure/**" access="IS_AUTHENTICATED_FULLY" />