diff --git a/code/ATMOSPHERICS/components/unary/vent_scrubber.dm b/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
index 4c386f44ec..60d6f741af 100644
--- a/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
+++ b/code/ATMOSPHERICS/components/unary/vent_scrubber.dm
@@ -104,7 +104,7 @@
 		var/datum/gas_mixture/environment = loc.return_air()
 
 		if(scrubbing)
-			if((environment.toxins>0) || (environment.carbon_dioxide>0) || (environment.trace_gases.len>0))
+			if((environment.toxins>0.001) || (environment.carbon_dioxide>0.001) || (environment.trace_gases.len>0))
 				var/transfer_moles = min(1, volume_rate/environment.volume)*environment.total_moles()
 
 				//Take a gas sample