diff --git a/pkgs/applications/audio/faust/faust2jack.nix b/pkgs/applications/audio/faust/faust2jack.nix
index 0f703704961..dd4cdd29c66 100644
--- a/pkgs/applications/audio/faust/faust2jack.nix
+++ b/pkgs/applications/audio/faust/faust2jack.nix
@@ -2,7 +2,7 @@
 , gtk2
 , jack2Full
 , alsaLib
-, opencv2
+, opencv
 , libsndfile
 , which
 }:
@@ -20,7 +20,7 @@ faust.wrapWithBuildEnv {
     gtk2
     jack2Full
     alsaLib
-    opencv2
+    opencv
     libsndfile
     which
   ];