diff --git a/application/ui.extkeywidget.class.inc.php b/application/ui.extkeywidget.class.inc.php
index 610367eb0..6a430e599 100644
--- a/application/ui.extkeywidget.class.inc.php
+++ b/application/ui.extkeywidget.class.inc.php
@@ -342,7 +342,7 @@ EOF
 		$oFilter->SetModifierProperty('UserRightsGetSelectFilter', 'bSearchMode', $this->bSearchMode);
 		$oBlock = new DisplayBlock($oFilter, 'search', false, $aParams);
 		$sHTML .= $oBlock->GetDisplay($oPage, $this->iId,
-			array('open' => $bOpen, 'currentId' => $this->iId, 'table_id' => "dr_{$this->iId}"));
+			array('open' => $bOpen, 'currentId' => $this->iId, 'table_id' => "dr_{$this->iId}", 'selection_mode' => true, 'selection_type' => 'single'));
 		$sHTML .= "<form id=\"fr_{$this->iId}\" OnSubmit=\"return oACWidget_{$this->iId}.DoOk();\">\n";
 		$sHTML .= "<div id=\"dr_{$this->iId}\" style=\"vertical-align:top;background: #fff;height:100%;overflow:auto;padding:0;border:0;\">\n";
 		$sHTML .= "<div style=\"background: #fff; border:0; text-align:center; vertical-align:middle;\"><p>".Dict::S('UI:Message:EmptyList:UseSearchForm')."</p></div>\n";
diff --git a/application/ui.linkswidget.class.inc.php b/application/ui.linkswidget.class.inc.php
index 8b9718e71..9295c919b 100644
--- a/application/ui.linkswidget.class.inc.php
+++ b/application/ui.linkswidget.class.inc.php
@@ -395,7 +395,7 @@ EOF
 		$this->SetSearchDefaultFromContext($oCurrentObj, $oFilter);
 		$oBlock = new DisplayBlock($oFilter, 'search', false);
 		$sHtml .= $oBlock->GetDisplay($oPage, "SearchFormToAdd_{$this->m_sAttCode}{$this->m_sNameSuffix}",
-			array('open' => $bOpen, 'table_id' => "SearchResultsToAdd_{$this->m_sAttCode}{$this->m_sNameSuffix}"));
+			array('open' => $bOpen, 'table_id' => "SearchResultsToAdd_{$this->m_sAttCode}{$this->m_sNameSuffix}", 'selection_mode' => true));
 		$sHtml .= "<form id=\"ObjectsAddForm_{$this->m_sAttCode}{$this->m_sNameSuffix}\" OnSubmit=\"return oWidget{$this->m_iInputId}.DoAddObjects(this.id);\">\n";
 		$sHtml .= "<div id=\"SearchResultsToAdd_{$this->m_sAttCode}{$this->m_sNameSuffix}\" style=\"vertical-align:top;background: #fff;height:100%;overflow:auto;padding:0;border:0;\">\n";
 		$sHtml .= "<div style=\"background: #fff; border:0; text-align:center; vertical-align:middle;\"><p>".Dict::S('UI:Message:EmptyList:UseSearchForm')."</p></div>\n";
diff --git a/pages/ajax.searchform.php b/pages/ajax.searchform.php
index 343a54e21..96253c3a1 100644
--- a/pages/ajax.searchform.php
+++ b/pages/ajax.searchform.php
@@ -53,6 +53,18 @@ try
 	$oFilter = CriterionParser::Parse($aParams['base_oql'], $aParams['criterion']);
 	$oDisplayBlock = new DisplayBlock($oFilter, 'list', false);
 
+	$sListParams = stripslashes(utils::ReadParam('list_params', '{}', false, 'raw_data'));
+	$aListParams = json_decode($sListParams, true);
+
+	if (array_key_exists('selection_mode', $aListParams))
+	{
+		$aExtraParams['selection_mode'] = $aListParams['selection_mode'];
+	}
+	if (array_key_exists('selection_type', $aListParams))
+	{
+		$aExtraParams['selection_type'] = $aListParams['selection_type'];
+	}
+
 	$aExtraParams['display_limit'] = true;
 	$aExtraParams['truncated'] = true;
 	$aExtraParams['currentId'] = uniqid('ajax-search-form');
diff --git a/sources/application/search/searchform.class.inc.php b/sources/application/search/searchform.class.inc.php
index 701c0a875..689e2d449 100644
--- a/sources/application/search/searchform.class.inc.php
+++ b/sources/application/search/searchform.class.inc.php
@@ -74,6 +74,16 @@ class SearchForm
 		{
 			$sRootClass = $sClassName;
 		}
+		$aListParams = array();
+		if (array_key_exists('selection_mode', $aExtraParams))
+		{
+			$aListParams['selection_mode'] = $aExtraParams['selection_mode'];
+		}
+		if (array_key_exists('selection_type', $aExtraParams))
+		{
+			$aListParams['selection_type'] = $aExtraParams['selection_type'];
+		}
+
 		$aSubClasses = MetaModel::GetSubclasses($sRootClass);
 		if (count($aSubClasses) > 0)
 		{
@@ -120,6 +130,7 @@ class SearchForm
 			'criterion_outer_selector' => "#fs_{$sSearchFormId}_criterion_outer",
 			'result_list_outer_selector' => "#{$aExtraParams['table_id']}",
 			'endpoint' => utils::GetAbsoluteUrlAppRoot().'pages/ajax.searchform.php',
+			'list_params' => $aListParams,
 			'search' => array(
 				'fields' => $aFields,
 				'criterion' => $aCriterion,