diff --git a/pkgs/servers/monitoring/mimir/default.nix b/pkgs/servers/monitoring/mimir/default.nix
index 94ef2ad9179d..0c2b44c63a90 100644
--- a/pkgs/servers/monitoring/mimir/default.nix
+++ b/pkgs/servers/monitoring/mimir/default.nix
@@ -1,7 +1,4 @@
 { lib, buildGoModule, fetchFromGitHub, nixosTests }:
-let
-  pinData = lib.importJSON ./pin.json;
-in
 buildGoModule rec {
   pname = "mimir";
   version = "2.4.0";