diff --git a/platformio.ini b/platformio.ini
index b9d8ff2..030fbf4 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -271,10 +271,10 @@ monitor_speed = 115200
 
 build_flags =
     -D SENSOR_MULTICHANNELGASGMXXX
-    -D SENSOR_MULTICHANNELGASGMXXX_no2_minchange=0.3
-    -D SENSOR_MULTICHANNELGASGMXXX_c2h5oh_minchange=0.3
-    -D SENSOR_MULTICHANNELGASGMXXX_voc_minchange=0.3
-    -D SENSOR_MULTICHANNELGASGMXXX_co_minchange=0.3
+    -D SENSOR_MULTICHANNELGASGMXXX_no2_minchange=0.05
+    -D SENSOR_MULTICHANNELGASGMXXX_c2h5oh_minchange=0.05
+    -D SENSOR_MULTICHANNELGASGMXXX_voc_minchange=0.05
+    -D SENSOR_MULTICHANNELGASGMXXX_co_minchange=0.05
     -D SENSOR_MULTICHANNELGASGMXXX_no2_senddelaymax=1000*60*60
     -D SENSOR_MULTICHANNELGASGMXXX_c2h5oh_senddelaymax=1000*60*60
     -D SENSOR_MULTICHANNELGASGMXXX_voc_senddelaymax=1000*60*60