diff --git a/pkgs/applications/networking/instant-messengers/tensor/default.nix b/pkgs/applications/networking/instant-messengers/tensor/default.nix
index 0571946061bc..c6b930fc590f 100644
--- a/pkgs/applications/networking/instant-messengers/tensor/default.nix
+++ b/pkgs/applications/networking/instant-messengers/tensor/default.nix
@@ -1,5 +1,8 @@
 { stdenv, fetchgit, qtbase, qtquickcontrols, qmake, makeDesktopItem }:
 
+# we now have libqmatrixclient so a future version of tensor that supports it
+# should use that
+
 stdenv.mkDerivation rec {
   name = "tensor-git-${version}";
   version = "2017-02-21";