diff --git a/src/libexpr/local.mk b/src/libexpr/local.mk
index 016631647cf..d5b1bb6143a 100644
--- a/src/libexpr/local.mk
+++ b/src/libexpr/local.mk
@@ -42,4 +42,6 @@ $(foreach i, $(wildcard src/libexpr/flake/*.hh), \
 
 $(d)/primops.cc: $(d)/imported-drv-to-derivation.nix.gen.hh $(d)/primops/derivation.nix.gen.hh $(d)/fetchurl.nix.gen.hh
 
+$(d)/eval.cc: $(d)/primops/derivation.nix.gen.hh
+
 $(d)/flake/flake.cc: $(d)/flake/call-flake.nix.gen.hh