diff --git a/pkgs/development/haskell-modules/configuration-nix.nix b/pkgs/development/haskell-modules/configuration-nix.nix
index bcc7bb31386..ffdd1134e3b 100644
--- a/pkgs/development/haskell-modules/configuration-nix.nix
+++ b/pkgs/development/haskell-modules/configuration-nix.nix
@@ -97,7 +97,10 @@ self: super: builtins.intersectAttrs super {
   # profiling is disabled to allow C++/C mess to work, which is fixed in GHC 8.8
   cachix = disableLibraryProfiling super.cachix;
 
+  # avoid compiling twice by providing executable as a separate output (with small closure size)
   niv = enableSeparateBinOutput super.niv;
+  ormolu = enableSeparateBinOutput super.ormolu;
+  ghcid = enableSeparateBinOutput super.ghcid;
 
   # Ensure the necessary frameworks for Darwin.
   OpenAL = if pkgs.stdenv.isDarwin
@@ -109,7 +112,6 @@ self: super: builtins.intersectAttrs super {
     then addExtraLibrary super.proteaaudio pkgs.darwin.apple_sdk.frameworks.AudioToolbox
     else super.proteaaudio;
 
-  ghcid = enableSeparateBinOutput super.ghcid;
 
   hzk = overrideCabal super.hzk (drv: {
     preConfigure = "sed -i -e /include-dirs/d hzk.cabal";
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 7f5f911e670..1b7fa581207 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -10530,6 +10530,8 @@ in
 
   niv = haskellPackages.niv.bin;
 
+  ormolu = haskellPackages.ormolu.bin;
+
   capnproto = callPackage ../development/libraries/capnproto { };
 
   captive-browser = callPackage ../applications/networking/browsers/captive-browser { };