diff --git a/reader/sidebar/CatalogWidget.cpp b/reader/sidebar/CatalogWidget.cpp
index 75d7bcb6..2f291c4c 100644
--- a/reader/sidebar/CatalogWidget.cpp
+++ b/reader/sidebar/CatalogWidget.cpp
@@ -48,6 +48,7 @@ void CatalogWidget::initWidget()
     titleLayout->addWidget(titleLabel);
 
     QVBoxLayout *mainLayout = new QVBoxLayout;
+    mainLayout->setContentsMargins(0, 0, 0, 0);
 
     mainLayout->addLayout(titleLayout);