diff --git a/mlir/include/mlir/IR/OpBase.td b/mlir/include/mlir/IR/OpBase.td
--- a/mlir/include/mlir/IR/OpBase.td
+++ b/mlir/include/mlir/IR/OpBase.td
@@ -361,7 +361,9 @@
 class ConfinedType<Type type, list<Pred> predicates, string summary = "",
                    string cppClassName = "::mlir::Type"> : Type<
     And<!listconcat([type.predicate], !foreach(pred, predicates, pred))>,
-    summary, cppClassName>;
+    summary, cppClassName> {
+  let cppClassName = type.cppClassName;
+}
 
 // Integer types.