diff --git a/module3/exo1/analyse-syndrome-grippal.Rmd b/module3/exo1/analyse-syndrome-grippal.Rmd
index 3dfc307e4d0d922e7ad2114cc3e0a4e3ffd94e26..b71299b7e6c70f9e7946db3d9d0b436aa0359503 100644
--- a/module3/exo1/analyse-syndrome-grippal.Rmd
+++ b/module3/exo1/analyse-syndrome-grippal.Rmd
@@ -27,7 +27,7 @@ data_url = "http://www.sentiweb.fr/datasets/incidence-PAY-3.csv"
 ```
 
 ```{r}
-data_file ="incidence-PAY-3.csv"
+data_file = "incidence-PAY-3.csv"
 	
 if (!file.exists(data_file)) {	
     download.file(data_url, data_file, method="auto")