diff --git a/pkgs/servers/sabnzbd/default.nix b/pkgs/servers/sabnzbd/default.nix
index 0669d1004be0..fc5061d75d56 100644
--- a/pkgs/servers/sabnzbd/default.nix
+++ b/pkgs/servers/sabnzbd/default.nix
@@ -17,6 +17,8 @@ let
     configobj
     feedparser
     sabyenc3
+    puremagic
+    guessit
   ]);
   path = lib.makeBinPath [ par2cmdline unrar unzip p7zip ];
 in stdenv.mkDerivation rec {