From f66f3e64ada92a37c15d7d2e41c7a37cc78c2c41 Mon Sep 17 00:00:00 2001
From: Itamar Turner-Trauring <itamar@itamarst.org>
Date: Mon, 27 Sep 2021 16:58:18 -0400
Subject: [PATCH] Fix syntax.

---
 nix/overlays.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nix/overlays.nix b/nix/overlays.nix
index aae808131..14a47ca5a 100644
--- a/nix/overlays.nix
+++ b/nix/overlays.nix
@@ -20,7 +20,7 @@ self: super: {
       twisted = python-super.callPackage ./twisted.nix { };
 
       # collections-extended is not part of nixpkgs at this time.
-      collections-extended = python-super.callPackage ./collections-extended.nix
+      collections-extended = python-super.callPackage ./collections-extended.nix { };
     };
   };
 }