diff --git a/pkgs/applications/audio/ardour/default.nix b/pkgs/applications/audio/ardour/default.nix
index b81b3a1283d38..f923356b5604e 100644
--- a/pkgs/applications/audio/ardour/default.nix
+++ b/pkgs/applications/audio/ardour/default.nix
@@ -29,7 +29,6 @@
 , libltc
 , libogg
 , libpulseaudio
-, librdf_raptor
 , librdf_rasqal
 , libsamplerate
 , libsigcxx
@@ -133,7 +132,6 @@ stdenv.mkDerivation rec {
     libltc
     libogg
     libpulseaudio
-    librdf_raptor
     librdf_rasqal
     libsamplerate
     libsigcxx