diff --git a/activity/activity.info b/activity/activity.info
index 1eab3f9..1d1649f 100644
--- a/activity/activity.info
+++ b/activity/activity.info
@@ -9,3 +9,4 @@
 summary = Use this activity when you are ready to read! Remember to flip your computer around to feel like you are really holding a book!
 categories = language documents media system
 repository = https://github.com/godiard/read-activity.git
+max_participants = 10