diff --git a/mlir/include/mlir-c/BuiltinTypes.h b/mlir/include/mlir-c/BuiltinTypes.h
--- a/mlir/include/mlir-c/BuiltinTypes.h
+++ b/mlir/include/mlir-c/BuiltinTypes.h
@@ -198,9 +198,6 @@
 // Shaped type.
 //===----------------------------------------------------------------------===//
 
-/// Returns the typeID of an Shaped type.
-MLIR_CAPI_EXPORTED MlirTypeID mlirShapedTypeGetTypeID(void);
-
 /// Checks whether the given type is a Shaped type.
 MLIR_CAPI_EXPORTED bool mlirTypeIsAShaped(MlirType type);