diff --git a/telegraf.conf b/telegraf.conf
index 532cf77..cc52b84 100644
--- a/telegraf.conf
+++ b/telegraf.conf
@@ -3,7 +3,7 @@
 
 # Configuration for telegraf agent
 [agent]
-  interval = "${TELEGRAF_AGENT_INTERVAL:10s}"
+  interval = "${TELEGRAF_AGENT_INTERVAL}"
   round_interval = true
   metric_batch_size = 1000
   metric_buffer_limit = 10000
@@ -43,5 +43,5 @@
   commands = [
       "python3 /usr/local/py/freebox-monit.py -$ARGS"
   ]
-  timeout = "${TELEGRAF_SCRIPT_TIMEOUT:5s}"
+  timeout = "${TELEGRAF_SCRIPT_TIMEOUT}"
   data_format = "influx"