diff --git a/pkgs/applications/science/logic/coq/8.4.nix b/pkgs/applications/science/logic/coq/8.4.nix
index f162fe4a86e..32007ba45ce 100644
--- a/pkgs/applications/science/logic/coq/8.4.nix
+++ b/pkgs/applications/science/logic/coq/8.4.nix
@@ -63,6 +63,7 @@ stdenv.mkDerivation {
   '';
 
   passthru = {
+    inherit findlib;
     emacsBufferSetup = pkgs: ''
       ; Propagate coq paths to children
       (inherit-local-permanent coq-prog-name "${self}/bin/coqtop")