diff --git a/nselib/json.lua b/nselib/json.lua
index 233122b96..fd86f62e2 100644
--- a/nselib/json.lua
+++ b/nselib/json.lua
@@ -32,18 +32,18 @@ _ENV = stdnse.module("json", stdnse.seeall)
 
 --Some local shortcuts
 local function dbg(str,...)
-	stdnse.print_debug("Json:"..str, table.unpack(arg))
+	stdnse.print_debug("Json:"..str, ...)
 end
 local function d4(str,...)
-	if nmap.debugging() > 3 then dbg(str,table.unpack(arg)) end
+	if nmap.debugging() > 3 then dbg(str, ...) end
 end
 local function d3(str,...)
-	if nmap.debugging() > 2 then dbg(str,table.unpack(arg)) end
+	if nmap.debugging() > 2 then dbg(str, ...) end
 end
 
 --local dbg =stdnse.print_debug
 local function dbg_err(str,...)
-	stdnse.print_debug("json-ERR:"..str, table.unpack(arg))
+	stdnse.print_debug("json-ERR:"..str, ...)
 end
 
  -- Javascript null representation, see explanation above
diff --git a/nselib/mongodb.lua b/nselib/mongodb.lua
index acd43bd64..8892f3de4 100644
--- a/nselib/mongodb.lua
+++ b/nselib/mongodb.lua
@@ -28,7 +28,7 @@ local arg_DB = stdnse.get_script_args("mongodb.db")
 -- Some lazy shortcuts
 
 local function dbg(str,...)
-	stdnse.print_debug(3, "MngoDb:"..str, table.unpack(arg))
+	stdnse.print_debug(3, "MngoDb:"..str, ...)
 end
 --local dbg =stdnse.print_debug
 
@@ -55,7 +55,7 @@ local err =stdnse.print_debug
 --module("bson", package.seeall)
 --require("bin")
 local function dbg_err(str,...)
-	stdnse.print_debug("Bson-ERR:"..str, table.unpack(arg))
+	stdnse.print_debug("Bson-ERR:"..str, ...)
 end
 --local err =stdnse.log_error
 
diff --git a/scripts/bitcoinrpc-info.nse b/scripts/bitcoinrpc-info.nse
index f890a7949..6c803b875 100644
--- a/scripts/bitcoinrpc-info.nse
+++ b/scripts/bitcoinrpc-info.nse
@@ -64,7 +64,7 @@ function ServiceProxy:new(host, port, path, options)
 	self.options = options
 	self.__index = function(_, method)
 		return function(...)
-			return self:call(method, arg)
+			return self:call(method, table.pack(...))
 		end
 	end
 	return o
diff --git a/scripts/couchdb-databases.nse b/scripts/couchdb-databases.nse
index f7c521d8c..e596bf410 100644
--- a/scripts/couchdb-databases.nse
+++ b/scripts/couchdb-databases.nse
@@ -39,7 +39,7 @@ categories = {"discovery", "safe"}
 portrule = shortport.port_or_service({5984})
 -- Some lazy shortcuts
 local function dbg(str,...)
-	stdnse.print_debug("couchdb-get-tables:"..str, table.unpack(arg))
+	stdnse.print_debug("couchdb-get-tables:"..str, ...)
 end
 
 local DISCARD = {}
diff --git a/scripts/couchdb-stats.nse b/scripts/couchdb-stats.nse
index 3d84f7c70..58264a542 100644
--- a/scripts/couchdb-stats.nse
+++ b/scripts/couchdb-stats.nse
@@ -51,7 +51,7 @@ categories = {"discovery", "safe"}
 portrule = shortport.port_or_service({5984})
 -- Some lazy shortcuts
 local function dbg(str,...)
-	stdnse.print_debug("couchdb-stats:"..str, table.unpack(arg))
+	stdnse.print_debug("couchdb-stats:"..str, ...)
 end
 
 
diff --git a/scripts/http-open-redirect.nse b/scripts/http-open-redirect.nse
index b218c67ea..5963c2e60 100644
--- a/scripts/http-open-redirect.nse
+++ b/scripts/http-open-redirect.nse
@@ -44,7 +44,7 @@ categories = {"discovery", "intrusive"}
 portrule = shortport.http
 
 local function dbg(str,...)
-	stdnse.print_debug(2,"http-open-redirect:"..str, table.unpack(arg))
+	stdnse.print_debug(2,"http-open-redirect:"..str, ...)
 end
 local function dbgt(tbl)
 	for k,v in pairs(tbl) do
diff --git a/scripts/http-unsafe-output-escaping.nse b/scripts/http-unsafe-output-escaping.nse
index 729ce422f..766daecae 100644
--- a/scripts/http-unsafe-output-escaping.nse
+++ b/scripts/http-unsafe-output-escaping.nse
@@ -47,7 +47,7 @@ categories = {"discovery", "intrusive"}
 portrule = shortport.http
 
 local function dbg(str,...)
-	stdnse.print_debug(2,"%s:"..str, SCRIPT_NAME, table.unpack(arg))
+	stdnse.print_debug(2,"%s:"..str, SCRIPT_NAME, ...)
 end
 
 local function getHostPort(parsed)
diff --git a/scripts/rmi-dumpregistry.nse b/scripts/rmi-dumpregistry.nse
index 3f415cdf6..f42d7a857 100644
--- a/scripts/rmi-dumpregistry.nse
+++ b/scripts/rmi-dumpregistry.nse
@@ -155,11 +155,11 @@ portrule = shortport.port_or_service({1098, 1099, 1090, 8901, 8902, 8903}, {"jav
 -- Some lazy shortcuts
 
 local function dbg(str,...)
-	stdnse.print_debug(3,"RMI-DUMPREG:"..str, table.unpack(arg))
+	stdnse.print_debug(3,"RMI-DUMPREG:"..str, ...)
 end
 
 local function dbg_err(str, ... )
-	stdnse.print_debug("RMI-DUMPREG-ERR:"..str, table.unpack(arg))
+	stdnse.print_debug("RMI-DUMPREG-ERR:"..str, ...)
 end
 
 -- Function to split a string