diff --git a/packages/jest/src/jest-config/default-config.ts b/packages/jest/src/jest-config/default-config.ts
index c6667b98a..37d0d957d 100644
--- a/packages/jest/src/jest-config/default-config.ts
+++ b/packages/jest/src/jest-config/default-config.ts
@@ -1,7 +1,9 @@
 export default {
   globals: {
-    stringifyContentPathRegex:  "\\.html$",
-    astTransformers: ['jest-preset-angular/InlineHtmlStripStylesTransformer.js']
+    "ts-jest": {
+      stringifyContentPathRegex:  "\\.html$",
+      astTransformers: ['jest-preset-angular/InlineHtmlStripStylesTransformer.js']
+    }
   },
   preset: 'jest-preset-angular',
   testURL: 'https://github.com/@angular-cli-builders',