diff --git a/OTA-Server.md b/OTA-Server.md
index 6aedfbd..8b784cb 100644
--- a/OTA-Server.md
+++ b/OTA-Server.md
@@ -31,6 +31,8 @@ This should return last 10 commits of every user (as no user was specified)
 example.com/otaDescriptor?branches
 
 This should return an array of branch names
+
+WARNING: This should return a maximum amount of 20 branch names (up to 25 chars long) as the Json Buffer Size is only 1K large.
 ```
 
 ## Responses