diff --git a/src/main/java/de/thm/arsnova/config/SecurityConfig.java b/src/main/java/de/thm/arsnova/config/SecurityConfig.java
index d1c7a9d0f85dff7e8b81b610787d89c14eab10a4..f6a4c86927a31641504c92a07f51bd787ad25853 100644
--- a/src/main/java/de/thm/arsnova/config/SecurityConfig.java
+++ b/src/main/java/de/thm/arsnova/config/SecurityConfig.java
@@ -144,6 +144,7 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
 		if (facebookEnabled || googleEnabled || twitterEnabled) {
 			CallbackFilter callbackFilter = new CallbackFilter(oauthConfig());
 			callbackFilter.setSuffix(OAUTH_CALLBACK_PATH_SUFFIX);
+			callbackFilter.setDefaultUrl(rootUrl + apiPath + "/");
 			http.addFilterAfter(callbackFilter, CasAuthenticationFilter.class);
 		}
 	}