diff --git a/pkgs/development/python-modules/weconnect/default.nix b/pkgs/development/python-modules/weconnect/default.nix
index 8f09971eb0cb..c9a2f87f91a7 100644
--- a/pkgs/development/python-modules/weconnect/default.nix
+++ b/pkgs/development/python-modules/weconnect/default.nix
@@ -25,12 +25,17 @@ buildPythonPackage rec {
   };
 
   propagatedBuildInputs = [
-    ascii-magic
     oauthlib
-    pillow
     requests
   ];
 
+  passthru.optional-dependencies = {
+    Images = [
+      ascii-magic
+      pillow
+    ];
+  };
+
   checkInputs = [
     pytest-httpserver
     pytestCheckHook