diff --git a/notes.md b/notes.md
index a75c76ba1..dc46b8b3b 100644
--- a/notes.md
+++ b/notes.md
@@ -4,3 +4,4 @@
 2014-05-08T18:23:00 - Late-night bugfix on financial RL environment (transformers)
 2014-05-15T08:36:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (transformers)
 2014-06-16T01:09:00 - Quick fix, referencing a known issue from the official repo (transformers)
+2014-06-16T06:40:00 - Refactor for clarity, might break a few tests though (transformers)