diff --git a/cli/dcoscli/data/help/node.txt b/cli/dcoscli/data/help/node.txt
index 6d234c1..f0cfe39 100644
--- a/cli/dcoscli/data/help/node.txt
+++ b/cli/dcoscli/data/help/node.txt
@@ -25,7 +25,7 @@ Commands:
         cluster.
     diagnostics create
         Create a diagnostics bundle. Nodes can be: ip address, hostname, mesos ID
-        or key words "all", "masters", "agents".
+        or keywords "all", "masters", "agents" (notice the quotes around the keywords).
     diagnostics download
         Download a diagnostics bundle.
     diagnostics delete
diff --git a/cli/tests/data/help/node.txt b/cli/tests/data/help/node.txt
index 6d234c1..f0cfe39 100644
--- a/cli/tests/data/help/node.txt
+++ b/cli/tests/data/help/node.txt
@@ -25,7 +25,7 @@ Commands:
         cluster.
     diagnostics create
         Create a diagnostics bundle. Nodes can be: ip address, hostname, mesos ID
-        or key words "all", "masters", "agents".
+        or keywords "all", "masters", "agents" (notice the quotes around the keywords).
     diagnostics download
         Download a diagnostics bundle.
     diagnostics delete