diff --git a/notes.md b/notes.md
index 79c2ee861f..484819c464 100644
--- a/notes.md
+++ b/notes.md
@@ -163,3 +163,4 @@
 2020-02-16T17:16:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (onnxruntime)
 2020-02-16T22:33:00 - Trying out boneh-franklin approach for IBE (ref. 2003 paper) (onnxruntime)
 2020-02-16T06:57:00 - Late-night bugfix on financial RL environment (onnxruntime)
+2020-02-16T05:24:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (onnxruntime)