diff --git a/extra-requirements.txt b/extra-requirements.txt
index 1be89425..d518bdf6 100644
--- a/extra-requirements.txt
+++ b/extra-requirements.txt
@@ -18,4 +18,3 @@ recommonmark >= 0.6.0
 msmb_theme >= 1.2.0
 sphinx-rtd-theme >= 0.5.0
 sphinx-gallery >= 0.8.0
-pillow ~= 8.1.1