diff --git a/RELEASE.md b/RELEASE.md
index 102eab52..67863e77 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -59,7 +59,7 @@ When ready to release - specs are all green and the stories are done:
 
 Probably only need to do this when releasing a minor version, and not a patch version.
 
-1. `cp edge ${version}` to copy the current edge docs to the new version
+1. `cp -R edge ${version}` to copy the current edge docs to the new version
 1. Add a link to the new version in `index.html`
 
 ### Finally