diff --git a/requirements.txt b/requirements.txt
index 122eff89..d09bebfe 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-ladybug-core==0.42.22
+ladybug-core==0.42.23
 ladybug-geometry-polyskel==1.4.39
 honeybee-schema==1.57.3;python_version>='3.7'