diff --git a/DataWork/Code/4.data-viz-solutions.R b/DataWork/Code/4-data-viz-solutions.R
similarity index 97%
rename from DataWork/Code/4.data-viz-solutions.R
rename to DataWork/Code/4-data-viz-solutions.R
index f3128fb..e554aed 100644
--- a/DataWork/Code/4.data-viz-solutions.R
+++ b/DataWork/Code/4-data-viz-solutions.R
@@ -1,4 +1,4 @@
-# R for Stata Users — Session 7 — Data Wrangling
+# R for Stata Users Session 7 Data visualization
 
   ## 1. Setup ----
 
diff --git a/DataWork/Code/5-geospatial-data.R b/DataWork/Code/6-geospatial-data-solutions.R
similarity index 100%
rename from DataWork/Code/5-geospatial-data.R
rename to DataWork/Code/6-geospatial-data-solutions.R