diff --git a/Datalogging.md b/Datalogging.md
index ae9ec49..d1d2962 100644
--- a/Datalogging.md
+++ b/Datalogging.md
@@ -129,7 +129,7 @@ On the laptop, double-click the CSV filename to automatically open it in the **d
 The file will open in Excel, showing the 7 columns and many rows of data.  Click on any **column heading** (the letter, not the label) to select its data for charting.   While pressing `SHIFT`, click to select a range of columns (e.g. D - E - F).  While pressing `CTRL`, click to select multiple single columns (e.g. D and F).
 
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-<p align="center">[[/images/Datalogging-1/040-Excel-1-marked.png|040-Excel-1-marked]]
+<p align="center">[[/images/Datalogging-1/040-Excel-1-circles.png|040-Excel-1-circles]]
  
 Click the top menu item "Insert", circled above in yellow. Then click on the icon for charts (see green arrow). Then click the basic 2-D Line style, circled in blue.