diff --git a/scripts/install b/scripts/install
index 8fa19e0..a1f375d 100644
--- a/scripts/install
+++ b/scripts/install
@@ -84,7 +84,7 @@ sudo yunohost app addaccess $app -u $admin
 # Modify Nginx configuration file and copy it to Nginx conf directory
 sed -i "s@PATHTOCHANGE@$path@g" ../conf/nginx.conf
 sed -i "s@ALIASTOCHANGE@$final_path/@g" ../conf/nginx.conf
-sed -i "s@YNH_APP_INSTANCE_NAME@$app/@g" ../conf/nginx.conf
+sed -i "s@YNH_APP_INSTANCE_NAME@$app@g" ../conf/nginx.conf
 sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/$app.conf
 # Reload Nginx and regenerate SSOwat conf
 sudo service nginx reload