diff --git a/corepkgs/config.nix.in b/corepkgs/config.nix.in
index b324d732a1..98924c4ef7 100644
--- a/corepkgs/config.nix.in
+++ b/corepkgs/config.nix.in
@@ -9,5 +9,6 @@ in {
   bzip2 = fromEnv "NIX_BZIP2" "@bzip2@";
   tar = "@tar@";
   tr = "@tr@";
+  curl = "@curl@";
   nixBinDir = fromEnv "NIX_BIN_DIR" "@bindir@";
 }