diff --git a/apps/pdfeditor/main/app/controller/DocumentHolder.js b/apps/pdfeditor/main/app/controller/DocumentHolder.js
index 5fbca9b3c5..021acb6378 100644
--- a/apps/pdfeditor/main/app/controller/DocumentHolder.js
+++ b/apps/pdfeditor/main/app/controller/DocumentHolder.js
@@ -169,6 +169,8 @@ define([
             this.api = o;
 
             if (this.api) {
+                (this.mode.isEdit === true) && this.api.asc_registerCallback('asc_onCountPages',                   _.bind(this.onCountPages, this));
+
                 this.documentHolder.setApi(this.api);
             }
 
@@ -561,6 +563,10 @@ define([
             }
         },
 
+        onCountPages: function(count) {
+            this.documentHolder && (this.documentHolder._pagesCount = count);
+        },
+
         onDialogAddHyperlink: function() {},
 
         onShowMathTrack: function() {},
diff --git a/apps/pdfeditor/main/app/controller/DocumentHolderExt.js b/apps/pdfeditor/main/app/controller/DocumentHolderExt.js
index 63e7e24f3b..cf95da5472 100644
--- a/apps/pdfeditor/main/app/controller/DocumentHolderExt.js
+++ b/apps/pdfeditor/main/app/controller/DocumentHolderExt.js
@@ -68,7 +68,6 @@ define([], function () {
                     this.api.asc_registerCallback('asc_onHideEyedropper',               _.bind(this.hideEyedropper, this));
                     this.api.asc_registerCallback('asc_onShowPDFFormsActions',          _.bind(this.onShowFormsPDFActions, this));
                     this.api.asc_registerCallback('asc_onHidePdfFormsActions',          _.bind(this.onHidePdfFormsActions, this));
-                    this.api.asc_registerCallback('asc_onCountPages',                   _.bind(this.onCountPages, this));
                     if (this.mode.canComments) {
                         // for text
                         this.api.asc_registerCallback('asc_onShowAnnotTextPrTrack',         _.bind(this.onShowTextBar, this));
@@ -2325,10 +2324,6 @@ define([], function () {
             }
         };
 
-        dh.onCountPages = function(count) {
-            this.documentHolder && (this.documentHolder._pagesCount = count);
-        };
-
         dh.onNewPage = function(item) {
             this.api && this.api.asc_AddPage(item.value);