diff --git a/code/game/machinery/atmo_control.dm b/code/game/machinery/atmo_control.dm
index 86b2488884e..1a08002c9db 100644
--- a/code/game/machinery/atmo_control.dm
+++ b/code/game/machinery/atmo_control.dm
@@ -118,6 +118,11 @@
 		signal.data["sigtype"]="status"
 		radio_connection.post_signal(src, signal, filter = RADIO_ATMOSIA)
 
+/obj/machinery/air_sensor/set_frequency(new_frequency)
+	SSradio.remove_object(src, frequency)
+	frequency = new_frequency
+	radio_connection = SSradio.add_object(src, frequency, RADIO_ATMOSIA)
+
 /obj/machinery/air_sensor/Initialize()
 	..()
 	SSair.atmos_machinery += src
@@ -259,6 +264,11 @@
 
 	return output
 
+/obj/machinery/computer/general_air_control/set_frequency(new_frequency)
+	SSradio.remove_object(src, frequency)
+	frequency = new_frequency
+	radio_connection = SSradio.add_object(src, frequency, RADIO_ATMOSIA)
+
 /obj/machinery/computer/general_air_control/Initialize()
 	..()
 	set_frequency(frequency)