diff --git a/packages/chapters/package.json b/packages/chapters/package.json
index 1ddc5e7..cab0712 100644
--- a/packages/chapters/package.json
+++ b/packages/chapters/package.json
@@ -28,7 +28,7 @@
     "gatsby-remark-images": "^3.1.6",
     "gatsby-remark-relative-images": "^0.2.1",
     "gatsby-source-filesystem": "^2.0.26",
-    "gatsby-transformer-remark": "^2.6.9",
+    "gatsby-transformer-remark": "^5.25.1",
     "gatsby-transformer-sharp": "^2.1.9",
     "lodash": "^4.17.15",
     "lodash-webpack-plugin": "^0.11.4",