diff --git a/notes.md b/notes.md
index 175c254..c03637f 100644
--- a/notes.md
+++ b/notes.md
@@ -327,3 +327,4 @@
 2023-05-02T05:12:00 - Implementing approach from a new paper read last night (pulp-runtime)
 2023-05-09T20:47:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (pulp-runtime)
 2023-05-09T05:15:00 - Implementing approach from a new paper read last night (pulp-runtime)
+2023-05-09T07:06:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (pulp-runtime)