diff --git a/main.rb b/main.rb
index cc38bf5..a577a49 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}".bytes
+	return "HTTP/1.1 200 OK\r\nContent-Length: #{data.length}\r\nConnection: keep-alive\r\nContent-Type: image/png\r\n\r\n #{data}"
 	#message("could not :(")
 end
 
@@ -141,7 +141,7 @@ IMAGE_HANDLER = lambda { |cli, uri|
 		return
 	end
 	
-	cli.write File.read(uri.as_root).bytes
+	cli.write http_png File.read(uri.as_root)
 }
 
 def make_thumbnail(file)