diff --git a/TODO.txt b/TODO.txt
index ebc4561..beba613 100644
--- a/TODO.txt
+++ b/TODO.txt
@@ -60,6 +60,8 @@ Phase 2: Building a foundation
 [x] Allow logging to the syslog
 [x] Fix memory leaks
 [ ] Fix bug where the socket stays open after quit.
+	[ ] Possibly related to not closing the connections with fclose()?
+		(see HttpServer.c, grep for fclose)
 [ ] Figure out how to write unit tests for array/hashmap/etc
 [ ] Add recipe to td script to upload patches to the Matrix room