diff --git a/module-server/src/main/kotlin/de/twomartens/timetable/configuration/WebConfiguration.kt b/module-server/src/main/kotlin/de/twomartens/timetable/configuration/WebConfiguration.kt
index ae782f7..c13dc0d 100644
--- a/module-server/src/main/kotlin/de/twomartens/timetable/configuration/WebConfiguration.kt
+++ b/module-server/src/main/kotlin/de/twomartens/timetable/configuration/WebConfiguration.kt
@@ -22,7 +22,7 @@ open class WebConfiguration(private val headerInterceptorRest: HeaderInterceptor
         )
         registration.allowCredentials(true)
         registration.allowedOrigins(
-                "http://localhost:4200",
+                "http://localhost:8100",
                 "https://timetable.2martens.de"
         )
     }