diff --git a/notes.md b/notes.md
index 1e88aae..dd5adbb 100644
--- a/notes.md
+++ b/notes.md
@@ -53,3 +53,4 @@
 2015-08-23T05:06:00 - Trying out boneh-franklin approach for IBE (ref. 2003 paper) (stable-baselines3)
 2015-12-17T19:23:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (stable-baselines3)
 2015-12-17T08:45:00 - Implementing approach from a new paper read last night (stable-baselines3)
+2015-12-17T22:47:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (stable-baselines3)