diff --git a/nixos/modules/services/monitoring/prometheus/default.nix b/nixos/modules/services/monitoring/prometheus/default.nix
index f516b75ab10f..c2b3fa2e4c4f 100644
--- a/nixos/modules/services/monitoring/prometheus/default.nix
+++ b/nixos/modules/services/monitoring/prometheus/default.nix
@@ -31,7 +31,7 @@ let
     if checkConfigEnabled then
       pkgs.runCommandLocal
         "${name}-${replaceStrings [" "] [""] what}-checked"
-        { buildInputs = [ cfg.package ]; } ''
+        { buildInputs = [ cfg.package.cli ]; } ''
         ln -s ${file} $out
         promtool ${what} $out
       '' else file;
diff --git a/pkgs/servers/monitoring/prometheus/default.nix b/pkgs/servers/monitoring/prometheus/default.nix
index f2c5d648c679..3701afc5139b 100644
--- a/pkgs/servers/monitoring/prometheus/default.nix
+++ b/pkgs/servers/monitoring/prometheus/default.nix
@@ -41,6 +41,8 @@ buildGoModule rec {
   pname = "prometheus";
   inherit version;
 
+  outputs = [ "out" "doc" "cli" ];
+
   src = fetchFromGitHub {
     owner = "prometheus";
     repo = "prometheus";
@@ -132,6 +134,10 @@ buildGoModule rec {
     cp -a $src/console_libraries $src/consoles $out/etc/prometheus
   '';
 
+  postInstall = ''
+    moveToOutput bin/promtool $cli
+  '';
+
   doCheck = !stdenv.isDarwin; # https://hydra.nixos.org/build/130673870/nixlog/1
 
   passthru.tests = { inherit (nixosTests) prometheus; };