diff --git a/changelog.md b/changelog.md
index d5e6dfe..782ee1c 100644
--- a/changelog.md
+++ b/changelog.md
@@ -1,2 +1,3 @@
 - default base docker image set to CALDP_20231201_CAL_final
 - default crds update to hst_1123.pmap
+- updated lambda runtime from python 3.7 to python 3.11