diff --git a/src/main/resources/arsnova.properties.example b/src/main/resources/arsnova.properties.example
index ee1bab9736f07a5332cb7ac7d48864792cc3d992..7e7358990eefc45facb1a8aafbedf01cee2f92b6 100644
--- a/src/main/resources/arsnova.properties.example
+++ b/src/main/resources/arsnova.properties.example
@@ -57,6 +57,8 @@ security.authentication.login-try-limit=50
 
 # Configuration parameters for authentication services:
 # enabled: enable or disable the service
+# allowed-roles: enable/disable service for a specific role (valid roles: speaker, student)
+#   (security note: this is currently only handled by the frontend!)
 # title: the title which is displayed by frontends
 # login-dialog-path: URL of a login dialog page
 # image: an image which is used for frontend buttons
diff --git a/src/test/resources/arsnova.properties.example b/src/test/resources/arsnova.properties.example
index ee1bab9736f07a5332cb7ac7d48864792cc3d992..7e7358990eefc45facb1a8aafbedf01cee2f92b6 100644
--- a/src/test/resources/arsnova.properties.example
+++ b/src/test/resources/arsnova.properties.example
@@ -57,6 +57,8 @@ security.authentication.login-try-limit=50
 
 # Configuration parameters for authentication services:
 # enabled: enable or disable the service
+# allowed-roles: enable/disable service for a specific role (valid roles: speaker, student)
+#   (security note: this is currently only handled by the frontend!)
 # title: the title which is displayed by frontends
 # login-dialog-path: URL of a login dialog page
 # image: an image which is used for frontend buttons