diff --git a/pkgs/applications/misc/zathura/core/default.nix b/pkgs/applications/misc/zathura/core/default.nix
index 8a460f89016..cf9230fa193 100644
--- a/pkgs/applications/misc/zathura/core/default.nix
+++ b/pkgs/applications/misc/zathura/core/default.nix
@@ -29,7 +29,6 @@ stdenv.mkDerivation rec {
 
   makeFlags = [
     "PREFIX=$(out)"
-    "RSTTOMAN=${docutils}/bin/rst2man.py"
     "VERBOSE=1"
     "TPUT=${ncurses.out}/bin/tput"
     (optionalString synctexSupport "WITH_SYNCTEX=1")