diff --git a/src/nix/local.mk b/src/nix/local.mk
index a486a37cc..51dad101f 100644
--- a/src/nix/local.mk
+++ b/src/nix/local.mk
@@ -24,4 +24,4 @@ $(foreach name, \
   $(eval $(call install-symlink, nix, $(bindir)/$(name))))
 $(eval $(call install-symlink, $(bindir)/nix, $(libexecdir)/nix/build-remote))
 
-src/nix-env/nix-env.cc: src/nix-env/buildenv.nix.gen.hh
+src/nix-env/user-env.cc: src/nix-env/buildenv.nix.gen.hh