diff --git a/.kokoro/release/docs-devsite-single.sh b/.kokoro/release/docs-devsite-single.sh
index d669fadb144..edc81b8c8a8 100755
--- a/.kokoro/release/docs-devsite-single.sh
+++ b/.kokoro/release/docs-devsite-single.sh
@@ -23,6 +23,6 @@ npm install
 # passes on current working directory for cloud rad
 export MONO_REPO_CWD=$PWD
 
-npm install --no-save @google-cloud/cloud-rad@^0.3.6
+npm install --no-save @google-cloud/cloud-rad@^0.4.0
 # publish docs to devsite
 npx @google-cloud/cloud-rad . cloud-rad