diff --git a/reactor.lua b/reactor.lua
index f2310a9..ece97ee 100644
--- a/reactor.lua
+++ b/reactor.lua
@@ -160,10 +160,10 @@ end
 
 function load_config()
 	sr = fs.open("reactorconfig.txt", "r")
-	autoInputGate = tonumber(sr.readLine())
-	curInputGate = tonumber(sr.readLine())
+	autoInputGate = tonumber(sr.readLine()) or 1
+	curInputGate = tonumber(sr.readLine()) or 222000
 	targetOutput = tonumber(sr.readLine())
-	autoOutputGate = tonumber(sr.readLine())
+	autoOutputGate = tonumber(sr.readLine()) or 0
 	sr.close()
 end