diff --git a/notes.md b/notes.md
index 887487be56e..70be33a84d5 100644
--- a/notes.md
+++ b/notes.md
@@ -175,3 +175,4 @@
 2019-10-31T06:38:00 - Quick fix, referencing a known issue from the official repo (pytorch)
 2019-10-31T06:53:00 - Implementing approach from a new paper read last night (pytorch)
 2019-11-09T23:09:00 - Implementing approach from a new paper read last night (pytorch)
+2019-11-24T18:24:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (pytorch)