diff --git a/packages/widgets/style/tabbar.css b/packages/widgets/style/tabbar.css
index 9368240f5..d89d00174 100644
--- a/packages/widgets/style/tabbar.css
+++ b/packages/widgets/style/tabbar.css
@@ -121,7 +121,7 @@
 
 
 /* <DEPRECATED> */
-.p-TabBar.p-mod-dragging .p-TabBar-tab.p-mod-dragging
+.p-TabBar.p-mod-dragging .p-TabBar-tab.p-mod-dragging,
 /* </DEPRECATED> */
 .lm-TabBar.lm-mod-dragging .lm-TabBar-tab.lm-mod-dragging {
   transition: none;