diff --git a/fin_defs/__init__.py b/fin_defs/__init__.py
index b6f9e42..6f8286e 100644
--- a/fin_defs/__init__.py
+++ b/fin_defs/__init__.py
@@ -574,7 +574,7 @@ class AssetAmount:
     def __truediv__(self, other: 'Decimal | AssetAmount') -> 'Decimal | AssetAmount':
         if isinstance(other, AssetAmount):
             if self.asset != other.asset:
-                msg = f'AssetAmount must have same asset, but: {self.asset} != {other.asset}'
+                msg = f'Attempting to divide {self} by {other}, but these must have the same asset'
                 raise ValueError(msg)
             return self.amount / other.amount
         return AssetAmount(self.asset, self.amount / other)