diff --git a/DEVELOPING.MD b/DEVELOPING.MD
index 9efff8e..e319c77 100644
--- a/DEVELOPING.MD
+++ b/DEVELOPING.MD
@@ -41,4 +41,11 @@ To run the webapp server:
 1. run ``yarn start`` in the root directory to run the electron app
 
 # Build for production
-see `.circleci/config.yml`
\ No newline at end of file
+see `.circleci/config.yml`
+
+# Misc.
+Added the following to several "build" commands:
+```bash
+cross-env NODE_OPTIONS=--openssl-legacy-provider
+```
+This is due to problems associated with using CRA4 with node 18