diff --git a/src/gui/dialogs/formsettings.cpp b/src/gui/dialogs/formsettings.cpp
index 3dfddd10f..14a4069f7 100755
--- a/src/gui/dialogs/formsettings.cpp
+++ b/src/gui/dialogs/formsettings.cpp
@@ -248,7 +248,6 @@ void FormSettings::loadFeedsMessages() {
   m_ui->m_checkUpdateAllFeedsOnStartup->setChecked(m_settings->value(GROUP(Feeds), SETTING(Feeds::FeedsUpdateOnStartup)).toBool());
   m_ui->m_cmbCountsFeedList->addItems(QStringList() << "(%unread)" << "[%unread]" << "%unread/%all" << "%unread-%all" << "[%unread|%all]");
   m_ui->m_cmbCountsFeedList->setEditText(m_settings->value(GROUP(Feeds), SETTING(Feeds::CountFormat)).toString());
-  m_ui->m_checkRemoveDuplicateMessages->setChecked(m_settings->value(GROUP(Messages), SETTING(Messages::RemoveDuplicates)).toBool());
 
   initializeMessageDateFormats();
 
@@ -286,7 +285,6 @@ void FormSettings::saveFeedsMessages() {
   m_settings->setValue(GROUP(Messages), Messages::UseCustomDate, m_ui->m_checkMessagesDateTimeFormat->isChecked());
   m_settings->setValue(GROUP(Messages), Messages::CustomDateFormat,
                        m_ui->m_cmbMessagesDateTimeFormat->itemData(m_ui->m_cmbMessagesDateTimeFormat->currentIndex()).toString());
-  m_settings->setValue(GROUP(Messages), Messages::RemoveDuplicates, m_ui->m_checkRemoveDuplicateMessages->isChecked());
 
   // Save fonts.
   m_settings->setValue(GROUP(Messages), Messages::PreviewerFontStandard, m_ui->m_cmbMessageFontStandard->currentFont().family());
diff --git a/src/gui/dialogs/formsettings.ui b/src/gui/dialogs/formsettings.ui
index 36c0f0db3..87258c123 100755
--- a/src/gui/dialogs/formsettings.ui
+++ b/src/gui/dialogs/formsettings.ui
@@ -1456,21 +1456,21 @@ Authors of this application are NOT responsible for lost data.</string>
            <property name="fieldGrowthPolicy">
             <enum>QFormLayout::AllNonFixedFieldsGrow</enum>
            </property>
-           <item row="1" column="0">
+           <item row="0" column="0">
             <widget class="QCheckBox" name="m_checkRemoveReadMessagesOnExit">
              <property name="text">
               <string>Remove all read messages from all feeds on application exit</string>
              </property>
             </widget>
            </item>
-           <item row="2" column="0">
+           <item row="1" column="0">
             <widget class="QCheckBox" name="m_checkKeppMessagesInTheMiddle">
              <property name="text">
               <string>Keep message selection in the middle of the message list viewport</string>
              </property>
             </widget>
            </item>
-           <item row="4" column="0">
+           <item row="3" column="0">
             <widget class="QCheckBox" name="m_checkMessagesDateTimeFormat">
              <property name="text">
               <string>Use custom date/time format (overrides format loaded from active localization)</string>
@@ -1483,20 +1483,10 @@ Authors of this application are NOT responsible for lost data.</string>
              </property>
             </widget>
            </item>
-           <item row="4" column="1">
+           <item row="3" column="1">
             <widget class="QComboBox" name="m_cmbMessagesDateTimeFormat"/>
            </item>
-           <item row="0" column="0">
-            <widget class="QCheckBox" name="m_checkRemoveDuplicateMessages">
-             <property name="toolTip">
-              <string>When new message arrives from feed and duplicate exists, then its content is updated and new message is dropped.</string>
-             </property>
-             <property name="text">
-              <string>Remove duplicate messages (standard account only)</string>
-             </property>
-            </widget>
-           </item>
-           <item row="5" column="0" colspan="2">
+           <item row="4" column="0" colspan="2">
             <widget class="QGroupBox" name="groupBox_4">
              <property name="title">
               <string>Internal message browser fonts</string>
@@ -1696,7 +1686,6 @@ Authors of this application are NOT responsible for lost data.</string>
   <tabstop>m_checkKeppMessagesInTheMiddle</tabstop>
   <tabstop>m_checkMessagesDateTimeFormat</tabstop>
   <tabstop>m_cmbMessagesDateTimeFormat</tabstop>
-  <tabstop>m_checkRemoveDuplicateMessages</tabstop>
   <tabstop>m_rbDownloadsAskEachFile</tabstop>
   <tabstop>m_rbDownloadsSaveAllIntoDirectory</tabstop>
   <tabstop>m_txtDownloadsTargetDirectory</tabstop>
diff --git a/src/miscellaneous/settings.cpp b/src/miscellaneous/settings.cpp
index 10424ccba..c039843c2 100755
--- a/src/miscellaneous/settings.cpp
+++ b/src/miscellaneous/settings.cpp
@@ -63,9 +63,6 @@ DVALUE(bool) Messages::ClearReadOnExitDef    = false;
 DKEY Messages::KeepCursorInCenter               = "keep_cursor_center";
 DVALUE(bool) Messages::KeepCursorInCenterDef    = false;
 
-DKEY Messages::RemoveDuplicates               = "remove_duplicates";
-DVALUE(bool) Messages::RemoveDuplicatesDef    = false;
-
 DKEY Messages::PreviewerFontStandard                                    = "previewer_font_standard";
 NON_CONST_DVALUE(QString) Messages::PreviewerFontStandardDef            = QString();
 
diff --git a/src/miscellaneous/settings.h b/src/miscellaneous/settings.h
index e3247c6c4..9ba13b009 100755
--- a/src/miscellaneous/settings.h
+++ b/src/miscellaneous/settings.h
@@ -78,9 +78,6 @@ namespace Messages {
   KEY KeepCursorInCenter;
   VALUE(bool) KeepCursorInCenterDef;
 
-  KEY RemoveDuplicates;
-  VALUE(bool) RemoveDuplicatesDef;
-
   KEY PreviewerFontStandard;
   NON_CONST_VALUE(QString) PreviewerFontStandardDef;
 }