diff --git a/README.md b/README.md
index 8493e83..fdf4cb2 100644
--- a/README.md
+++ b/README.md
@@ -95,6 +95,8 @@ Version 5 changes are documented in [this issue](https://github.com/naptha/tesse
     - `worker.initialize` and `worker.loadLanguage` functions now do nothing and can be deleted from code
     - See [this issue](https://github.com/naptha/tesseract.js/issues/820) for full list
 
+Upgrading from v2 to v5?  See [this guide](https://github.com/naptha/tesseract.js/issues/771).
+
 ## Major changes in v4
 Version 4 includes many new features and bug fixes--see [this issue](https://github.com/naptha/tesseract.js/issues/662) for a full list.  Several highlights are below.