diff --git a/wireless-rs.lua b/wireless-rs.lua
index a761569..2e0be40 100644
--- a/wireless-rs.lua
+++ b/wireless-rs.lua
@@ -34,7 +34,7 @@ while true do
 					key = key,
 					side = side,
 				})
-			elseif redstone.getOutput(side) == false and inputSides[side] then
+			elseif redstone.getOutput(side) == false and (inputSides[side] or occupiedSides[side]) then
 				inputSides[side] = false
 				occupiedSides[side] = false
 				occupiedSides[oSide] = false