diff --git a/README.md b/README.md
index 02bf679..c44e135 100644
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ pipwin install cairocffi
 The event `doubleTap` is not working with this server software.
 
 ### Limitations
-Discovery might not work.
+Slow icon updates on Raspberry Pi Zero
 
 ### Installation on Linux / Raspberry Pi