diff --git a/requirements/requirements_docs.txt b/requirements/requirements_docs.txt
index 84944b1f4e5..673c8d633ed 100644
--- a/requirements/requirements_docs.txt
+++ b/requirements/requirements_docs.txt
@@ -3,7 +3,7 @@ ansys-mapdl-reader==0.52.0
 ansys-sphinx-theme==0.5.2
 grpcio==1.43.0
 imageio-ffmpeg==0.4.7
-imageio==2.21.2
+imageio==2.21.3
 jupyter_sphinx==0.4.0
 jupyterlab>=3.2.8
 matplotlib==3.5.3