diff --git a/automated_canister_filling.ic10 b/automated_canister_filling.ic10
index af15e6e..ad13356 100644
--- a/automated_canister_filling.ic10
+++ b/automated_canister_filling.ic10
@@ -55,4 +55,5 @@ l storage_pressure analyzer Pressure
 sgt gas_to_move storage_pressure 0
 # trigger evac pump
 s evac_pump On gas_to_move
+bgtz gas_to_move evac
 j start
\ No newline at end of file