diff --git a/requirements_dev.txt b/requirements_dev.txt
index ca1d82c2015b96d4c0782ac39623359a02c04592..93414562b79e3c0d5e1a77e42b967dc0ea4028fe 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -22,4 +22,4 @@ gym==0.14.0
 networkx
 ipycanvas
 graphviz
-imagio
+imageio