diff --git a/pkgs/applications/misc/remarkable/remarkable-mouse/default.nix b/pkgs/applications/misc/remarkable/remarkable-mouse/default.nix
index ec12849f5547..efba16ebe805 100644
--- a/pkgs/applications/misc/remarkable/remarkable-mouse/default.nix
+++ b/pkgs/applications/misc/remarkable/remarkable-mouse/default.nix
@@ -23,6 +23,7 @@ buildPythonApplication rec {
     paramiko
     pynput
     libevdev
+    tkinter
   ];
 
   # no tests