diff --git a/TargetGroup.cc b/TargetGroup.cc
index a14b4c3e4..6b2870b13 100644
--- a/TargetGroup.cc
+++ b/TargetGroup.cc
@@ -568,6 +568,7 @@ const std::list<struct sockaddr_storage> &TargetGroup::get_resolved_addrs(void)
 }
 
 #ifndef NOLUA
+/* debug level for the adding target is: 3 */
 NewTargets *NewTargets::get (void) {
   if (new_targets)
     return new_targets;
@@ -600,8 +601,11 @@ unsigned long NewTargets::push (const char *target) {
       /* push target onto the queue for future scans */
       queue.push(tg);
 
-      if (o.debugging > 3)
+      if (o.debugging > 2)
         log_write(LOG_PLAIN, "New target %s pushed onto the queue.\n", tg.c_str());
+    } else {
+      if (o.debugging > 2)
+        log_write(LOG_PLAIN, "Target %s is already in the queue.\n", tg.c_str());
     }
   }
 
@@ -645,11 +649,11 @@ unsigned long NewTargets::get_queued (void) {
 unsigned long NewTargets::insert (const char *target) {
   if (*target) {
     if (new_targets == NULL) {
-      error("Error: to add targets run with -sC or --script options.");
+      error("ERROR: to add targets run with -sC or --script options.");
       return 0;
     }
     if (o.current_scantype == SCRIPT_POST_SCAN) {
-      error("Error: adding targets is disabled in the Post-scanning phase.");
+      error("ERROR: adding targets is disabled in the Post-scanning phase.");
       return 0;
     }
   }
diff --git a/nse_nmaplib.cc b/nse_nmaplib.cc
index 55a8efc85..43d42075d 100644
--- a/nse_nmaplib.cc
+++ b/nse_nmaplib.cc
@@ -715,8 +715,7 @@ static int l_add_targets (lua_State *L)
     /* errors */
     } else {
       lua_pushnumber(L, ntarget);
-      lua_pushstring(L,
-          "Error: failed to add targets, post-scanning phase or no resources.");
+      lua_pushstring(L, "failed to add new targets.");
       return 2;
     }
   } else {
diff --git a/nselib/target.lua b/nselib/target.lua
index 0064c47a0..2f0f0effb 100644
--- a/nselib/target.lua
+++ b/nselib/target.lua
@@ -83,16 +83,16 @@ add = function (...)
   -- Force the check here, but it would be better if scripts
   -- check ALLOW_NEW_TARGETS before calling target.add()
   if not ALLOW_NEW_TARGETS then
-    stdnse.print_debug(3,
-        "Error: to add targets run with --script-args 'newtargets'")
-    return false, "Error: to add targets run with --script-args 'newtargets'"
+    stdnse.print_debug(1,
+        "ERROR: to add targets run with --script-args 'newtargets'")
+    return false, "to add targets run with --script-args 'newtargets'"
   end
 
   local new_targets = {count = select("#", ...), ...}
 
   -- function called without arguments
   if new_targets.count == 0 then
-  	return true, nmap.add_targets()
+    return true, nmap.add_targets()
   end
 
   new_targets.count = calc_max_targets(new_targets.count)
@@ -100,7 +100,7 @@ add = function (...)
   if new_targets.count == 0 then
     stdnse.print_debug(3,
         "Warning: Maximum new targets reached, no more new targets.")
-    return false, "Warning: Maximum new targets reached, no more new targets."
+    return false, "Maximum new targets reached, no more new targets."
   end
 
   local hosts, err = nmap.add_targets(unpack(new_targets,1,new_targets.count))