diff --git a/requirements.txt b/requirements.txt
index abdff9d..c36f560 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
-pollination-two-phase-daylight-coefficient==1.1.43
+pollination-two-phase-daylight-coefficient==1.1.44
 pollination-ladybug==0.2.4