diff --git a/Telegram/SourceFiles/dialogs/dialogs_widget.cpp b/Telegram/SourceFiles/dialogs/dialogs_widget.cpp
index 4652f8b22e..f74956bd3d 100644
--- a/Telegram/SourceFiles/dialogs/dialogs_widget.cpp
+++ b/Telegram/SourceFiles/dialogs/dialogs_widget.cpp
@@ -2672,7 +2672,7 @@ void Widget::showForum(
 		const Window::SectionShow &params) {
 	const auto nochat = !controller()->mainSectionShown();
 	if (!params.childColumn
-		|| !Core::App().settings().dialogsWidthRatio(nochat)
+		|| (Core::App().settings().dialogsWidthRatio(nochat) == 0.)
 		|| (_layout != Layout::Main)
 		|| OptionForumHideChatsList.value()) {
 		changeOpenedForum(forum, params.animated);
diff --git a/Telegram/SourceFiles/mainwidget.cpp b/Telegram/SourceFiles/mainwidget.cpp
index ee0b44fba9..c9acfef927 100644
--- a/Telegram/SourceFiles/mainwidget.cpp
+++ b/Telegram/SourceFiles/mainwidget.cpp
@@ -2509,7 +2509,7 @@ void MainWidget::updateDialogsWidthAnimated() {
 	}
 	auto dialogsWidth = _dialogsWidth;
 	updateWindowAdaptiveLayout();
-	if (!Core::App().settings().dialogsWidthRatio(nochat)
+	if (Core::App().settings().dialogsWidthRatio(nochat) == 0.
 		&& (_dialogsWidth != dialogsWidth
 			|| _a_dialogsWidth.animating())) {
 		_dialogs->startWidthAnimation();