diff --git a/requirements_docs.txt b/requirements_docs.txt
index 6b6fc9219..03a4f1d55 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -3,7 +3,7 @@ cmocean==3.1.3
 colorcet==3.0.1
 geovista==0.3.0
 imageio>=2.5.0
-imageio-ffmpeg==0.4.7
+imageio-ffmpeg==0.4.9
 ipygany==0.5.0
 jupyter_sphinx==0.4.0
 jupyterlab==4.1.2