diff --git a/README.md b/README.md
index 17abebd..d46afec 100644
--- a/README.md
+++ b/README.md
@@ -2,3 +2,5 @@
 
 Simple shell script to turn predefined wled instances on/off or switch presets.
 
+Requires *curl* version 7.82.0 or newer.
+