diff --git a/README.md b/README.md
index 72bbde6..cce696e 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@ Visualization of Cyclus simulation results as an interactive map.
 
 To plot a map of the [CYCLUS](https://github.com/cyclus/cyclus) sqlite output file, open the [ipython notebook](https://github.com/arfc/Cycvis/blob/master/cycvis.ipynb) locally or run:
 
-`python cycvis.py [cyclus_output_file.sqlite]`
+`python cycmap.py [cyclus_output_file.sqlite]`
 
 
 ### Required Packages