diff --git a/circuitpython/code/main.py b/circuitpython/code/main.py
index 59b6faa..d9f0c17 100644
--- a/circuitpython/code/main.py
+++ b/circuitpython/code/main.py
@@ -97,8 +97,6 @@ data = [gps_data, sys_data, bme_data]
 
 rtc.set_time_source(gps_data, debug=True)
 
-# Init timers
-last_update = last_sent_packet = last_written_data = time.monotonic()
 
 #############
 # Main loop #