diff --git a/requirements.txt b/requirements.txt
index 95c4def..3c5f09b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,2 @@
 pollination-dsl>=0.14.2
-honeybee-radiance==1.65.18
+honeybee-radiance==1.65.19