diff --git a/notebooks/4-taylor-diagrams.ipynb b/notebooks/4-taylor-diagrams.ipynb
index 548b3f8..ec53e57 100644
--- a/notebooks/4-taylor-diagrams.ipynb
+++ b/notebooks/4-taylor-diagrams.ipynb
@@ -284,7 +284,7 @@
     "\n",
     "Of course, you could still chose to display more information on one graph, but there is no real conection between the first ensemble of one model versus another.\n",
     "\n",
-    "In this final example, we'll add another layer of complexity to our Taylor Diagram plot with contour lines of constant normalized standard deviation."
+    "In this final example, we'll add another layer of complexity to our Taylor Diagram plot with contour lines of constant root mean squared error (RMSE)."
    ]
   },
   {