diff --git a/mavproxy/source/docs/modules/graph.rst b/mavproxy/source/docs/modules/graph.rst
index 07d595768b..e2dee98f4a 100644
--- a/mavproxy/source/docs/modules/graph.rst
+++ b/mavproxy/source/docs/modules/graph.rst
@@ -55,4 +55,4 @@ To graph a ``NAMED_VALUE_FLOAT`` value that has a name``NAME``, which can be use
 
 .. code:: bash
 
-    graph NAMED_VALUE_FLOAT[MY_KEY].value
\ No newline at end of file
+    graph NAMED_VALUE_FLOAT[NAME].value
\ No newline at end of file