diff --git a/requirements.txt b/requirements.txt
index 5bd6a820..6d8ce469 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ tqdm==4.15.0
 numpy==1.14.3
 six==1.11.0
 setuptools==39.0.1
-imageio==2.2.0
+imageio==2.3.0
 vispy==0.5.3
 pandas==0.22.0
 seaborn==0.8.1