diff --git a/http/post.html b/http/post.html
new file mode 100644
index 0000000..68bebd5
--- /dev/null
+++ b/http/post.html
@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html lang="en"><head><meta charset="utf-8"><title>Post</title></head><body>
+<h1>Post</h1>
+This form uses POST method which is not supported by nodemcu-httpserver.<br>
+You should get an error when you submit.
+<form method="POST">
+   Whatever:<input type="text" name="whatever"><br>
+   <input type="submit" value="Submit">
+</form>
+</body></html>
