diff --git a/reactor-plc/startup.lua b/reactor-plc/startup.lua
index e448e55..56bb072 100644
--- a/reactor-plc/startup.lua
+++ b/reactor-plc/startup.lua
@@ -57,9 +57,8 @@ local __shared_memory = {
 
     -- message queues
     q = {
-        mq_main = mqueue.new(),
         mq_iss = mqueue.new(),
-        mq_comms = mqeuue.new()
+        mq_comms = mqeueu.new()
     }
 }
 
diff --git a/reactor-plc/threads.lua b/reactor-plc/threads.lua
index eb5468d..060bbe5 100644
--- a/reactor-plc/threads.lua
+++ b/reactor-plc/threads.lua
@@ -1,6 +1,5 @@
 -- #REQUIRES comms.lua
 -- #REQUIRES ppm.lua
--- #REQUIRES plc.lua
 -- #REQUIRES util.lua
 
 local print = util.print