diff --git a/src/eval/eval_ir.c b/src/eval/eval_ir.c
index f6775432..b349ee83 100644
--- a/src/eval/eval_ir.c
+++ b/src/eval/eval_ir.c
@@ -1404,12 +1404,14 @@ e_push_irtree_and_type_from_expr(Arena *arena, E_IRTreeAndType *root_parent, E_I
           e_msg_list_concat_in_place(&result.msgs, &casted_tree.msgs);
           E_TypeKey cast_type = lhs_irtree.type_key;
           E_TypeKind cast_type_kind = e_type_kind_from_key(cast_type);
+          E_TypeKey cast_type_unwrapped = e_type_key_unwrap(lhs_irtree.type_key, E_TypeUnwrapFlag_AllDecorative);
+          E_TypeKind cast_type_unwrapped_kind = e_type_kind_from_key(cast_type_unwrapped);
           U64 cast_type_byte_size = e_type_byte_size_from_key(cast_type);
           E_TypeKey casted_type = casted_tree.type_key;
           E_TypeKind casted_type_kind = e_type_kind_from_key(casted_type);
           U64 casted_type_byte_size = e_type_byte_size_from_key(casted_type);
           U8 in_group  = e_type_group_from_kind(casted_type_kind);
-          U8 out_group = e_type_group_from_kind(cast_type_kind);
+          U8 out_group = e_type_group_from_kind(cast_type_unwrapped_kind);
           RDI_EvalConversionKind conversion_rule = rdi_eval_conversion_kind_from_typegroups(in_group, out_group);
           
           // rjf: bad conditions? -> error if applicable, exit
@@ -1433,7 +1435,7 @@ e_push_irtree_and_type_from_expr(Arena *arena, E_IRTreeAndType *root_parent, E_I
             break;
           }
           
-          // rjf: generate casted result
+          // rjf: generate
           {
             E_IRNode *in_tree = e_irtree_resolve_to_value(arena, casted_tree.mode, casted_tree.root, casted_type);
             E_IRNode *new_tree = in_tree;
@@ -1441,11 +1443,11 @@ e_push_irtree_and_type_from_expr(Arena *arena, E_IRTreeAndType *root_parent, E_I
             {
               new_tree = e_irtree_convert_lo(arena, in_tree, out_group, in_group);
             }
-            if(cast_type_byte_size < casted_type_byte_size && e_type_kind_is_integer(cast_type_kind))
+            if(cast_type_byte_size < casted_type_byte_size && e_type_kind_is_integer(cast_type_unwrapped_kind))
             {
               new_tree = e_irtree_trunc(arena, in_tree, cast_type);
             }
-            if(e_type_kind_is_signed(cast_type_kind) && e_type_kind_is_integer(casted_type_kind) && !e_type_kind_is_signed(casted_type_kind))
+            if(e_type_kind_is_signed(cast_type_unwrapped_kind) && e_type_kind_is_integer(casted_type_kind) && !e_type_kind_is_signed(casted_type_kind))
             {
               new_tree = e_irtree_trunc(arena, in_tree, cast_type);
             }