diff --git a/kitty/options_types.py b/kitty/options_types.py
index 86b738b93..75f316612 100644
--- a/kitty/options_types.py
+++ b/kitty/options_types.py
@@ -468,6 +468,9 @@ class MouseMapping(BaseDefinition):
         self.grabbed = grabbed
         self.action = action
 
+    def __repr__(self) -> str:
+        return f'MouseMapping({self.button}, {self.mods}, {self.repeat_count}, {self.grabbed}, {self.action})'
+
     def resolve(self, kitty_mod: int) -> None:
         self.mods = defines.resolve_key_mods(kitty_mod, self.mods)
 
@@ -484,6 +487,9 @@ class KeyDefinition(BaseDefinition):
         self.trigger = SingleKey(mods, is_native, key)
         self.rest = rest
 
+    def __repr__(self) -> str:
+        return f'KeyDefinition({self.is_sequence}, {self.action}, {self.trigger.mods}, {self.trigger.is_native}, {self.trigger.key}, {self.rest})'
+
     def resolve(self, kitty_mod: int) -> None:
 
         def r(k: SingleKey) -> SingleKey: