diff --git a/hass/external_dependencies/ocpp b/hass/external_dependencies/ocpp
index 79a47d1..f99a39a 160000
--- a/hass/external_dependencies/ocpp
+++ b/hass/external_dependencies/ocpp
@@ -1 +1 @@
-Subproject commit 79a47d1fa9acd991dabf0f9c551f3db929ca7f03
+Subproject commit f99a39a13b4bff8d979565d57b169129fff62393