diff --git a/cuenca/resources/base.py b/cuenca/resources/base.py
index 8567acc8..3c7fa149 100644
--- a/cuenca/resources/base.py
+++ b/cuenca/resources/base.py
@@ -14,6 +14,7 @@
 class Resource:
     _resource: ClassVar[str]
 
+    # purely for MyPy
     def __init__(self, **_):  # pragma no cover
         ...