diff --git a/server.py b/server.py
index 73558c0..dc60334 100644
--- a/server.py
+++ b/server.py
@@ -71,12 +71,17 @@ class RequestHandler(BaseHTTPRequestHandler):
 
 		content_length = int(self.headers['Content-Length'])
 		body = self.rfile.read(content_length)
-		params = parse_qs(body.decode('utf-8'))["main"]
+		params = parse_qs(body.decode('utf-8'))["main"][0]
 		ic(params)
 
+		#Set limit pixels for 1 response
+		ic(len(params))
+		if len(params) > 5685:
+			return 0
+
 		matrix = self.get_matrix()
 
-		ll = unpack(params[0])
+		ll = unpack(params)
 		for i in ll:
 			x = i[1] ; y = i[0] #Fix (y, x) -> (x, y) on server side
 			matrix[x, y] = [i[2], i[3], i[4]]