diff --git a/host.d/config.d/mayhem-party.d/env.env b/host.d/config.d/mayhem-party.d/env.env
index 9001a36..3a49e12 100644
--- a/host.d/config.d/mayhem-party.d/env.env
+++ b/host.d/config.d/mayhem-party.d/env.env
@@ -1,6 +1,6 @@
 export DEBUG=true
 export RAW_UDP=17070
-export BUTTON_PARSER_V01=true
+export BUTTON_V01=true
 export WRAP_REFRESH_ON_SIGUSR1=true
 export MAIN_INTERVAL_DURATION=5ms
 export OUTPUT_KEYBOARD=false