diff --git a/pkgs/by-name/on/onioncircuits/package.nix b/pkgs/by-name/on/onioncircuits/package.nix
index 40607c3f08a1..10b5fa1689f3 100644
--- a/pkgs/by-name/on/onioncircuits/package.nix
+++ b/pkgs/by-name/on/onioncircuits/package.nix
@@ -35,6 +35,7 @@ python3.pkgs.buildPythonApplication rec {
   dependencies = with python3.pkgs; [
     pygobject3
     stem
+    pycountry
   ];
 
   postInstall = ''