diff --git a/main.rb b/main.rb
index 31e1cfa..597b438 100644
--- a/main.rb
+++ b/main.rb
@@ -58,7 +58,7 @@ def http_ok(data)
 end
 
 def http_png(data)
-	return "HTTP/1.1 200 OK\r\nContent-Type: image/png\r\n\r\n #{data}".bytes
+	return "HTTP/1.1 200 OK\r\nContent-Type: image/png\r\n\r\n #{data.bytes}".bytes
 	#message("could not :(")
 end