diff --git a/lava-collector b/lava-collector
index f8d96a4..b5c3308 100644
--- a/lava-collector
+++ b/lava-collector
@@ -98,6 +98,10 @@ local function despositRefill()
     print('sleeping for 15 seconds, waiting for the buckets to be returned')
     os.sleep(15)
     turtle.suckUp(16)
+    while not redstone.getInput("right") then
+        print('no active redstone signal on the right side, waiting to start')
+        os.sleep(5)
+    end
 end
 
 local function refuel()