1 files changed, 2 insertions, 1 deletions

diff --git a/server/wrapped.nix b/server/wrapped.nix
index 2d16786..04a483b 100644
--- a/server/wrapped.nix
+++ b/server/wrapped.nix
@@ -1,6 +1,7 @@
 { stdenv, makeWrapper
 , ghcWithPackages
 , thermoprint-server
+, extraPackages ? (p: [])
 }:
 
 stdenv.lib.overrideDerivation thermoprint-server (oldAttrs: {
@@ -8,6 +9,6 @@ stdenv.lib.overrideDerivation thermoprint-server (oldAttrs: {
   buildInputs = [makeWrapper];
   postInstall = ''
     wrapProgram $out/bin/thermoprint-server \
-      --set NIX_GHC ${ghcWithPackages (p: [thermoprint-server])}/bin/ghc
+      --set NIX_GHC ${ghcWithPackages (p: [thermoprint-server] ++ extraPackages p)}/bin/ghc
   '';
 })