diff --git a/scripts/tf-a-lts-docs-watcher.sh b/scripts/tf-a-lts-docs-watcher.sh
index c56ebf5..e3850ef 100755
--- a/scripts/tf-a-lts-docs-watcher.sh
+++ b/scripts/tf-a-lts-docs-watcher.sh
@@ -10,20 +10,20 @@
     # For real production project, non-sandbox run goes to production RTD project,
     # while for sandbox run to a separate RTD project.
     if [ "${SANDBOX_RUN}" == "false" ]; then
+        RTD_PROJECT="trustedfirmware-a"
         RTD_WEBHOOK_URL="https://readthedocs.org/api/v2/webhook/trustedfirmware-a/87181/"
-        RTD_API="https://readthedocs.org/api/v3/projects/trustedfirmware-a"
         RTD_WEBHOOK_SECRET_KEY=${RTD_WEBHOOK_SECRET}
         RTD_API_TOKEN=${RTD_API_TOKEN}
     else
+        RTD_PROJECT="trustedfirmware-a-sandbox"
         RTD_WEBHOOK_URL="https://readthedocs.org/api/v2/webhook/trustedfirmware-a-sandbox/263958/"
-        RTD_API="https://readthedocs.org/api/v3/projects/trustedfirmware-a-sandbox"
         RTD_WEBHOOK_SECRET_KEY=${TFA_SANDBOX_RTD_WEBHOOK_SECRET}
         RTD_API_TOKEN=${PFALCON_RTD_API_TOKEN}
     fi
 elif [ "${GERRIT_PROJECT}" == "sandbox/pfalcon/trusted-firmware-a" ]; then
     # For test project, both "production" and "sandbox" go to the same elsewhere project.
+    RTD_PROJECT="pfalcon-trustedfirmware-a-sandbox"
     RTD_WEBHOOK_URL="https://readthedocs.org/api/v2/webhook/pfalcon-trustedfirmware-a-sandbox/263459/"
-    RTD_API="https://readthedocs.org/api/v3/projects/pfalcon-trustedfirmware-a-sandbox"
     RTD_WEBHOOK_SECRET_KEY=${PFALCON_RTD_WEBHOOK_SECRET}
     RTD_API_TOKEN=${PFALCON_RTD_API_TOKEN}
 else
@@ -31,6 +31,7 @@
     exit 1
 fi
 
+RTD_API="https://readthedocs.org/api/v3/projects/${RTD_PROJECT}"
 RTD_VER_API="${RTD_API}/versions"
 
 new_tag=""