diff --git a/guacamole/src/main/java/org/apache/guacamole/rest/auth/AuthenticationService.java b/guacamole/src/main/java/org/apache/guacamole/rest/auth/AuthenticationService.java
index 8760b7363..cca284524 100644
--- a/guacamole/src/main/java/org/apache/guacamole/rest/auth/AuthenticationService.java
+++ b/guacamole/src/main/java/org/apache/guacamole/rest/auth/AuthenticationService.java
@@ -295,7 +295,7 @@ public class AuthenticationService {
             }
 
             // Otherwise, attempt authentication as a new user
-            AuthenticatedUser authenticatedUser = authenticateUser(credentials);
+            AuthenticatedUser authenticatedUser = AuthenticationService.this.authenticateUser(credentials);
             notifyAuthenticationSuccessListeners(authenticatedUser, null);
 
             if (logger.isInfoEnabled())