diff --git a/README.md b/README.md
index d65f43e..ec951d3 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 [![Build Status](https://travis-ci.com/Anthex/LO53FP.svg?branch=master)](https://travis-ci.com/Anthex/LO53FP)  [![codecov](https://codecov.io/gh/Anthex/LO53FP/branch/master/graph/badge.svg)](https://codecov.io/gh/Anthex/LO53FP)  [![CodeFactor](https://www.codefactor.io/repository/github/anthex/lo53fp/badge)](https://www.codefactor.io/repository/github/anthex/lo53fp)  [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
 
 # [UTBM - LO53] - Python fingerprinting
-Documentation : https://dantz.fr/LO53/structure.html
+**Documentation** : https://dantz.fr/LO53/structure.html  
 **Author** : Achille Dantz <achille@dantz.fr>
 
 ## Description
diff --git a/test_visuals.py b/test_visuals.py
new file mode 100644
index 0000000..edf5fdb
--- /dev/null
+++ b/test_visuals.py
@@ -0,0 +1,5 @@
+import os
+import visuals
+
+def test_visuals():
+    assert os.path.exists("./out.gif")
--
libgit2 0.21.4