diff --git a/src/main/resources/assets/computercraft/lua/bios.lua b/src/main/resources/assets/computercraft/lua/bios.lua
index 5b4a10f52..3218f6d64 100644
--- a/src/main/resources/assets/computercraft/lua/bios.lua
+++ b/src/main/resources/assets/computercraft/lua/bios.lua
@@ -175,11 +175,11 @@ function os.pullEventRaw( sFilter )
 end
 
 function os.pullEvent( sFilter )
-    local eventData = { os.pullEventRaw( sFilter ) }
+    local eventData = table.pack( os.pullEventRaw( sFilter ) )
     if eventData[1] == "terminate" then
         error( "Terminated", 0 )
     end
-    return table.unpack( eventData )
+    return table.unpack( eventData, 1, eventData.n )
 end
 
 -- Install globals
@@ -550,13 +550,13 @@ end
 
 -- Install the rest of the OS api
 function os.run( _tEnv, _sPath, ... )
-    local tArgs = { ... }
+    local tArgs = table.pack( ... )
     local tEnv = _tEnv
     setmetatable( tEnv, { __index = _G } )
     local fnFile, err = loadfile( _sPath, tEnv )
     if fnFile then
         local ok, err = pcall( function()
-            fnFile( table.unpack( tArgs ) )
+            fnFile( table.unpack( tArgs, 1, tArgs.n ) )
         end )
         if not ok then
             if err and err ~= "" then
diff --git a/src/main/resources/assets/computercraft/lua/rom/apis/parallel b/src/main/resources/assets/computercraft/lua/rom/apis/parallel
index db63a3ec5..5c2d06faf 100644
--- a/src/main/resources/assets/computercraft/lua/rom/apis/parallel
+++ b/src/main/resources/assets/computercraft/lua/rom/apis/parallel
@@ -14,13 +14,13 @@ local function runUntilLimit( _routines, _limit )
     local living = count
     
     local tFilters = {}
-    local eventData = {}
+    local eventData = { n = 0 }
     while true do
     	for n=1,count do
     		local r = _routines[n]
     		if r then
     			if tFilters[r] == nil or tFilters[r] == eventData[1] or eventData[1] == "terminate" then
-	    			local ok, param = coroutine.resume( r, table.unpack(eventData) )
+	    			local ok, param = coroutine.resume( r, table.unpack( eventData, 1, eventData.n ) )
 					if not ok then
 						error( param, 0 )
 					else
@@ -46,7 +46,7 @@ local function runUntilLimit( _routines, _limit )
 				end
 			end
 		end
-    	eventData = { os.pullEventRaw() }
+    	eventData = table.pack( os.pullEventRaw() )
     end
 end
 
diff --git a/src/main/resources/assets/computercraft/lua/rom/programs/advanced/multishell b/src/main/resources/assets/computercraft/lua/rom/programs/advanced/multishell
index cf73b35bd..15c58cb4f 100644
--- a/src/main/resources/assets/computercraft/lua/rom/programs/advanced/multishell
+++ b/src/main/resources/assets/computercraft/lua/rom/programs/advanced/multishell
@@ -47,7 +47,7 @@ local function resumeProcess( nProcess, sEvent, ... )
 end
 
 local function launchProcess( tProgramEnv, sProgramPath, ... )
-    local tProgramArgs = { ... }
+    local tProgramArgs = table.pack( ... )
     local nProcess = #tProcesses + 1
     local tProcess = {}
     tProcess.sTitle = fs.getName( sProgramPath )
@@ -57,7 +57,7 @@ local function launchProcess( tProgramEnv, sProgramPath, ... )
         tProcess.window = window.create( parentTerm, 1, 1, w, h, false )
     end
     tProcess.co = coroutine.create( function()
-        os.run( tProgramEnv, sProgramPath, table.unpack( tProgramArgs ) )
+        os.run( tProgramEnv, sProgramPath, table.unpack( tProgramArgs, 1, tProgramArgs.n ) )
         if not tProcess.bInteracted then
             term.setCursorBlink( false )
             print( "Press any key to continue" )
@@ -222,7 +222,7 @@ redrawMenu()
 -- Run processes
 while #tProcesses > 0 do
     -- Get the event
-    local tEventData = { os.pullEventRaw() }
+    local tEventData = table.pack( os.pullEventRaw() )
     local sEvent = tEventData[1]
     if sEvent == "term_resize" then
         -- Resize event
@@ -233,7 +233,7 @@ while #tProcesses > 0 do
     elseif sEvent == "char" or sEvent == "key" or sEvent == "key_up" or sEvent == "paste" or sEvent == "terminate" then
         -- Keyboard event
         -- Passthrough to current process
-        resumeProcess( nCurrentProcess, table.unpack( tEventData ) )
+        resumeProcess( nCurrentProcess, table.unpack( tEventData, 1, tEventData.n ) )
         if cullProcess( nCurrentProcess ) then
             setMenuVisible( #tProcesses >= 2 )
             redrawMenu()
@@ -280,7 +280,7 @@ while #tProcesses > 0 do
         -- Passthrough to all processes
         local nLimit = #tProcesses -- Storing this ensures any new things spawned don't get the event
         for n=1,nLimit do
-            resumeProcess( n, table.unpack( tEventData ) )
+            resumeProcess( n, table.unpack( tEventData, 1, tEventData.n ) )
         end
         if cullProcesses() then
             setMenuVisible( #tProcesses >= 2 )
diff --git a/src/main/resources/assets/computercraft/lua/rom/programs/monitor b/src/main/resources/assets/computercraft/lua/rom/programs/monitor
index bf123516d..2cb47ada4 100644
--- a/src/main/resources/assets/computercraft/lua/rom/programs/monitor
+++ b/src/main/resources/assets/computercraft/lua/rom/programs/monitor
@@ -43,13 +43,13 @@ end
 local ok, param = pcall( function()
 	local sFilter = resume()
 	while coroutine.status( co ) ~= "dead" do
-		local tEvent = { os.pullEventRaw() }
+		local tEvent = table.pack( os.pullEventRaw() )
 		if sFilter == nil or tEvent[1] == sFilter or tEvent[1] == "terminate" then
-			sFilter = resume( table.unpack( tEvent ) )
+			sFilter = resume( table.unpack( tEvent, 1, tEvent.n ) )
 		end
 		if coroutine.status( co ) ~= "dead" and (sFilter == nil or sFilter == "mouse_click") then
 			if tEvent[1] == "monitor_touch" and tEvent[2] == sName then
-				sFilter = resume( "mouse_click", 1, table.unpack( tEvent, 3 ) )
+				sFilter = resume( "mouse_click", 1, table.unpack( tEvent, 3, tEvent.n ) )
 			end
 		end
 		if coroutine.status( co ) ~= "dead" and (sFilter == nil or sFilter == "term_resize") then