diff --git a/pkgs/tools/networking/nbd/default.nix b/pkgs/tools/networking/nbd/default.nix
index fd6044418f4..5c5624beb97 100644
--- a/pkgs/tools/networking/nbd/default.nix
+++ b/pkgs/tools/networking/nbd/default.nix
@@ -17,6 +17,8 @@ stdenv.mkDerivation rec {
 
   postInstall = ''install -D -m 444 README "$out/share/doc/nbd/README"'';
 
+  doCheck = true;
+
   meta = {
     homepage = "http://nbd.sourceforge.net";
     description = "map arbitrary files as block devices over the network";