diff --git a/pkgs/top-level/config.nix b/pkgs/top-level/config.nix
index e969e1be3a36..a9e58d9c4e3f 100644
--- a/pkgs/top-level/config.nix
+++ b/pkgs/top-level/config.nix
@@ -116,7 +116,7 @@ let
 
         To set the configuration file directly, use the [`gitConfigFile`](#opt-gitConfigFile) option instead.
 
-        To set the configuration file for individual calls, use `fetchurl { gitConfigFile = "..."; }`.
+        To set the configuration file for individual calls, use `fetchgit { gitConfigFile = "..."; }`.
       '';
       default = { };
       example = {