diff --git a/src/main.cpp b/src/main.cpp
index 5681dfb..ebc9d96 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -404,6 +404,8 @@ void loop(void)
 		Serial.println("Display updated.");
 
 		timeseries_prune(&ts_scd30_humidity, 3600); // keep the last hour
+		timeseries_prune(&ts_scd30_temperature, 3600); // keep the last hour
+		timeseries_prune(&ts_scd30_co2, 3600); // keep the last hour
 	}
 
 	delay(1000);