diff --git a/pkgs/servers/monitoring/prometheus/default.nix b/pkgs/servers/monitoring/prometheus/default.nix
index 03080376ec2..b9acb142cff 100644
--- a/pkgs/servers/monitoring/prometheus/default.nix
+++ b/pkgs/servers/monitoring/prometheus/default.nix
@@ -2,8 +2,8 @@
 
 let
   goPackagePath = "github.com/prometheus/prometheus";
-
-  generic = { version, sha256, ... }@attrs:
+in rec {
+  buildPrometheus = { version, sha256, doCheck ? true, ... }@attrs:
     let attrs' = builtins.removeAttrs attrs ["version" "sha256"]; in
       buildGoPackage ({
         name = "prometheus-${version}";
@@ -17,8 +17,6 @@ let
           inherit sha256;
         };
 
-        doCheck = true;
-
         buildFlagsArray = let t = "${goPackagePath}/vendor/github.com/prometheus/common/version"; in ''
           -ldflags=
              -X ${t}.Version=${version}
@@ -43,13 +41,13 @@ let
           platforms = platforms.unix;
         };
     } // attrs');
-in rec {
-  prometheus_1 = generic {
+
+  prometheus_1 = buildPrometheus {
     version = "1.8.2";
     sha256 = "088flpg3qgnj9afl9vbaa19v2s1d21yxy38nrlv5m7cxwy2pi5pv";
   };
 
-  prometheus_2 = generic {
+  prometheus_2 = buildPrometheus {
     version = "2.6.0";
     sha256 = "1d9zwzs280pw9zspqwp7xx3ji04lfg2v9l5qhrfy3y633ghcmpxz";
   };