diff --git a/README.md b/README.md
index 818ad2b..3b78e89 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ A two purpose API:
 * raw python binding for the v4l2 (video4linux2) userspace API, using ctypes (don't even
   bother wasting your time here. You probably won't use it)
 
-Only works on python >= 3.7.
+Only works on python >= 3.9.
 
 ## Why?