diff --git a/requirements.txt b/requirements.txt
index 89a3c3d1..1fbf1655 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-ladybug-core==0.43.14
+ladybug-core==0.43.15
 ladybug-geometry-polyskel==1.7.11
 honeybee-schema==1.58.5;python_version>='3.7'