diff --git a/nodes/core/core/20-inject.html b/nodes/core/core/20-inject.html
index 309061df3..5fb5187e7 100644
--- a/nodes/core/core/20-inject.html
+++ b/nodes/core/core/20-inject.html
@@ -157,6 +157,9 @@
     <p>The repeat function allows the payload to be sent on the required schedule.</p>
     <p>The <i>Inject once at start</i> option actually waits a short interval before firing
        to give other nodes a chance to instantiate properly.</p>
+    <p>The <i>Flow</i> and <i>Global</i> options allow one to inject a flow or global
+        context value.
+    </p>
     <p><b>Note: </b>"Interval between times" and "at a specific time" uses cron.
        This means that 20 minutes will be at the next hour, 20 minutes past and
        40 minutes past - not in 20 minutes time. If you want every 20 minutes