1 files changed, 3 insertions, 3 deletions
diff --git a/polymatrix/expression/mixins/determinantexprmixin.py b/polymatrix/expression/mixins/determinantexprmixin.py
index 5b69d3f..5436ed6 100644
--- a/polymatrix/expression/mixins/determinantexprmixin.py
+++ b/polymatrix/expression/mixins/determinantexprmixin.py
@@ -26,8 +26,8 @@ class DeterminantExprMixin(ExpressionBaseMixin):
         self, 
         state: ExpressionState,
     ) -> tuple[ExpressionState, PolyMatrix]:
-        if self in state.cached_polymatrix:
-            return state, state.cached_polymatrix[self]
+        if self in state.cache:
+            return state, state.cache[self]
 
         state, underlying = self.underlying.apply(state=state)
 
@@ -110,7 +110,7 @@ class DeterminantExprMixin(ExpressionBaseMixin):
         state = dataclasses.replace(
             state, 
             auxillary_equations=state.auxillary_equations | auxillary_equations,
-            cached_polymatrix=state.cached_polymatrix | {self: poly_matrix},
+            cache=state.cache | {self: poly_matrix},
         )
 
         return state, poly_matrix