diff --git a/code/modules/atmospherics/machinery/components/binary_devices/pump.dm b/code/modules/atmospherics/machinery/components/binary_devices/pump.dm
index be59e801d0..864d135f7c 100644
--- a/code/modules/atmospherics/machinery/components/binary_devices/pump.dm
+++ b/code/modules/atmospherics/machinery/components/binary_devices/pump.dm
@@ -37,7 +37,7 @@ Thus, the two variables affect pump operation are set in New():
 /obj/machinery/atmospherics/components/binary/pump/AltClick(mob/user)
 	if(user.canUseTopic(src, BE_CLOSE, FALSE,))
 		target_pressure = MAX_OUTPUT_PRESSURE
-		
+		to_chat(user, "You maximize the pressure on the [src]")
 /obj/machinery/atmospherics/components/binary/pump/layer1
 	piping_layer = PIPING_LAYER_MIN
 	pixel_x = -PIPING_LAYER_P_X