diff --git a/packages/core/schematics/migrations/undecorated-classes-with-di/transform.ts b/packages/core/schematics/migrations/undecorated-classes-with-di/transform.ts
index 32baa7d1b9..ac3d92e16d 100644
--- a/packages/core/schematics/migrations/undecorated-classes-with-di/transform.ts
+++ b/packages/core/schematics/migrations/undecorated-classes-with-di/transform.ts
@@ -13,11 +13,11 @@ import * as ts from 'typescript';
 
 import {getAngularDecorators} from '../../utils/ng_decorators';
 import {hasExplicitConstructor} from '../../utils/typescript/class_declaration';
+import {findBaseClassDeclarations} from '../../utils/typescript/find_base_classes';
 import {getImportOfIdentifier} from '../../utils/typescript/imports';
 
 import {UnexpectedMetadataValueError, convertDirectiveMetadataToExpression} from './decorator_rewrite/convert_directive_metadata';
 import {DecoratorRewriter} from './decorator_rewrite/decorator_rewriter';
-import {findBaseClassDeclarations} from './find_base_classes';
 import {ImportManager} from './import_manager';
 import {hasDirectiveDecorator, hasInjectableDecorator} from './ng_declaration_collector';
 import {UpdateRecorder} from './update_recorder';
diff --git a/packages/core/schematics/migrations/undecorated-classes-with-di/find_base_classes.ts b/packages/core/schematics/utils/typescript/find_base_classes.ts
similarity index 92%
rename from packages/core/schematics/migrations/undecorated-classes-with-di/find_base_classes.ts
rename to packages/core/schematics/utils/typescript/find_base_classes.ts
index 01467b745d..ae075bce15 100644
--- a/packages/core/schematics/migrations/undecorated-classes-with-di/find_base_classes.ts
+++ b/packages/core/schematics/utils/typescript/find_base_classes.ts
@@ -7,7 +7,7 @@
  */
 
 import * as ts from 'typescript';
-import {getBaseTypeIdentifiers} from '../../utils/typescript/class_declaration';
+import {getBaseTypeIdentifiers} from './class_declaration';
 
 /** Gets all base class declarations of the specified class declaration. */
 export function findBaseClassDeclarations(node: ts.ClassDeclaration, typeChecker: ts.TypeChecker) {