diff --git a/src/main/resources/css/light_theme.css b/src/main/resources/css/light_theme.css
index 7d7d53645..74a0e72f8 100644
--- a/src/main/resources/css/light_theme.css
+++ b/src/main/resources/css/light_theme.css
@@ -356,6 +356,7 @@
 }
 
 .preferences-btn {
+	-fx-background-color: MAIN_BG;
 	-fx-border-color: CONTROL_BORDER_NORMAL transparent transparent transparent;
 	-fx-border-width: 1px 0 0 0;
 }