diff --git a/mlir/include/mlir/Dialect/Tosa/IR/TosaTypesBase.td b/mlir/include/mlir/Dialect/Tosa/IR/TosaTypesBase.td
--- a/mlir/include/mlir/Dialect/Tosa/IR/TosaTypesBase.td
+++ b/mlir/include/mlir/Dialect/Tosa/IR/TosaTypesBase.td
@@ -39,6 +39,7 @@
 //===----------------------------------------------------------------------===//
 
 def Tosa_UInt8 : UI<8>;
+def Tosa_UInt16 : UI<16>;
 
 def Tosa_Int8 : I<8>;
 def Tosa_Int16 : I<16>;
@@ -57,6 +58,7 @@
 // No unsigned unquantized int types.
 def Tosa_Int : AnyTypeOf<[Tosa_Bool,
                           Tosa_UInt8,
+                          Tosa_UInt16,
                           Tosa_SignedInt]>;
 
 def Tosa_Int32Or64 : AnyTypeOf<[Tosa_Int32,