diff --git a/pandora_console/godmode/massive/massive_delete_modules.php b/pandora_console/godmode/massive/massive_delete_modules.php
index 9c440163a3..b6a098f07d 100755
--- a/pandora_console/godmode/massive/massive_delete_modules.php
+++ b/pandora_console/godmode/massive/massive_delete_modules.php
@@ -683,6 +683,7 @@ $(document).ready (function () {
         var params = {
             "page" : "operation/agentes/ver_agente",
             "get_agent_modules_json" : 1,
+            "truncate_module_names": 1,
             "get_distinct_name" : 1,
             "indexed" : 0,
             "privilege" : "AW",
@@ -712,7 +713,7 @@ $(document).ready (function () {
             function (data, status) {
                 jQuery.each (data, function (id, value) {
                     option = $("<option></option>")
-                        .attr("value", value["nombre"])
+                        .attr({value: value["nombre"], title: value["nombre"]})
                         .html(value["safe_name"]);
                     $("#module_name").append (option);
                 });
diff --git a/pandora_console/godmode/massive/massive_edit_modules.php b/pandora_console/godmode/massive/massive_edit_modules.php
index 9d0544b649..1045e8efa6 100755
--- a/pandora_console/godmode/massive/massive_edit_modules.php
+++ b/pandora_console/godmode/massive/massive_edit_modules.php
@@ -1369,6 +1369,7 @@ $(document).ready (function () {
         var params = {
             "page" : "operation/agentes/ver_agente",
             "get_agent_modules_json" : 1,
+            "truncate_module_names": 1,
             "get_distinct_name" : 1,
             "indexed" : 0,
             "safe_name" : 1
@@ -1396,7 +1397,7 @@ $(document).ready (function () {
             params,
             function (data, status) {
                 jQuery.each (data, function (id, value) {
-                    option = $("<option></option>").attr("value", value["nombre"]).html(value["safe_name"]);
+                    option = $("<option></option>").attr({value: value["nombre"], title: value["nombre"]}).html(value["safe_name"]);
                     $("#module_name").append (option);
                 });
                 hideSpinner();
diff --git a/pandora_console/include/javascript/pandora.js b/pandora_console/include/javascript/pandora.js
index 5b96a8fcd6..e26cd5e2a8 100644
--- a/pandora_console/include/javascript/pandora.js
+++ b/pandora_console/include/javascript/pandora.js
@@ -88,6 +88,23 @@ function js_html_entity_decode(str) {
   return str2;
 }
 
+function truncate_string(str, str_length, separator) {
+  if (str.length <= str_length) {
+    return str;
+  }
+
+  separator = separator || "...";
+
+  var separator_length = separator.length,
+    chars_to_show = str_length - separator_length,
+    front_chars = Math.ceil(chars_to_show / 2),
+    tail_chars = Math.floor(chars_to_show / 2);
+
+  return (
+    str.substr(0, front_chars) + separator + str.substr(str.length - tail_chars)
+  );
+}
+
 /**
  * Function to search an element in an array.
  *
@@ -554,6 +571,7 @@ function module_changed_by_multiple_modules(event, id_module, selected) {
     {
       page: "operation/agentes/ver_agente",
       get_agents_json_for_multiple_modules: 1,
+      truncate_agent_names: 1,
       status_module: status_module,
       "module_name[]": idModules,
       selection_mode: selection_mode,
@@ -619,8 +637,8 @@ function module_changed_by_multiple_modules(event, id_module, selected) {
         s = js_html_entity_decode(val);
         $("#agents").append(
           $("<option></option>")
-            .html(s)
-            .attr("value", i)
+            .html(truncate_string(s, 30, "..."))
+            .attr({ value: i, title: s })
         );
         $("#agents").fadeIn("normal");
       });
diff --git a/pandora_console/operation/agentes/ver_agente.php b/pandora_console/operation/agentes/ver_agente.php
index 617f62b97b..50ba2a7f9c 100644
--- a/pandora_console/operation/agentes/ver_agente.php
+++ b/pandora_console/operation/agentes/ver_agente.php
@@ -353,6 +353,8 @@ if (is_ajax()) {
         $selection_mode = get_parameter('selection_mode', 'common') == 'all';
         $status_modulo = (int) get_parameter('status_module', -1);
         $tags_selected = (array) get_parameter('tags', []);
+        $truncate_agent_names = (bool) get_parameter('truncate_agent_names');
+
         $names = select_agents_for_module_group(
             $nameModules,
             $selection_mode,
@@ -790,6 +792,8 @@ if (is_ajax()) {
 
         $safe_name = (bool) get_parameter('safe_name', false);
 
+        $truncate_module_names = (bool) get_parameter('truncate_module_names');
+
         // Filter.
         $filter = [];
         if ($disabled !== -1) {
@@ -945,6 +949,16 @@ if (is_ajax()) {
             $agent_modules = $new_elements;
         }
 
+        if ($truncate_module_names === true) {
+            $agent_modules = array_map(
+                function ($item) {
+                    $item['safe_name'] = ui_print_truncate_text($item['safe_name'], 'module_medium');
+                    return $item;
+                },
+                $agent_modules
+            );
+        }
+
         echo json_encode($agent_modules);
 
         return;