diff --git a/extensions/guacamole-auth-radius/pom.xml b/extensions/guacamole-auth-radius/pom.xml
index 921087d56..69d171d40 100644
--- a/extensions/guacamole-auth-radius/pom.xml
+++ b/extensions/guacamole-auth-radius/pom.xml
@@ -26,7 +26,7 @@
     <groupId>org.apache.guacamole</groupId>
     <artifactId>guacamole-auth-radius</artifactId>
     <packaging>jar</packaging>
-    <version>0.9.11-incubating</version>
+    <version>0.9.13-incubating</version>
     <name>guacamole-auth-radius</name>
     <url>http://guacamole.incubator.apache.org/</url>
 
@@ -198,7 +198,7 @@
         <dependency>
             <groupId>org.apache.guacamole</groupId>
             <artifactId>guacamole-ext</artifactId>
-            <version>0.9.11-incubating</version>
+            <version>0.9.13-incubating</version>
             <scope>provided</scope>
         </dependency>
 
diff --git a/extensions/guacamole-auth-radius/src/main/java/org/apache/guacamole/auth/radius/RadiusAuthenticationProvider.java b/extensions/guacamole-auth-radius/src/main/java/org/apache/guacamole/auth/radius/RadiusAuthenticationProvider.java
index c4af1c361..499f3c1e4 100644
--- a/extensions/guacamole-auth-radius/src/main/java/org/apache/guacamole/auth/radius/RadiusAuthenticationProvider.java
+++ b/extensions/guacamole-auth-radius/src/main/java/org/apache/guacamole/auth/radius/RadiusAuthenticationProvider.java
@@ -63,6 +63,11 @@ public class RadiusAuthenticationProvider implements AuthenticationProvider {
         return "radius";
     }
 
+    @Override
+    public Object getResource() throws GuacamoleException {
+        return null;
+    }
+
     @Override
     public AuthenticatedUser authenticateUser(Credentials credentials) throws GuacamoleException {
 
diff --git a/extensions/guacamole-auth-radius/src/main/resources/guac-manifest.json b/extensions/guacamole-auth-radius/src/main/resources/guac-manifest.json
index a82956434..f8c011104 100644
--- a/extensions/guacamole-auth-radius/src/main/resources/guac-manifest.json
+++ b/extensions/guacamole-auth-radius/src/main/resources/guac-manifest.json
@@ -1,6 +1,6 @@
 {
 
-    "guacamoleVersion" : "0.9.11-incubating",
+    "guacamoleVersion" : "0.9.13-incubating",
 
     "name"      : "RADIUS Authentication Backend",
     "namespace" : "radius",