diff --git a/tweaks/panel/def-size.css b/tweaks/panel/def-size.css
index 0397173..ceddd9b 100644
--- a/tweaks/panel/def-size.css
+++ b/tweaks/panel/def-size.css
@@ -7,4 +7,5 @@
 .clock,
 .clock-display StIcon {
   border-radius: 99px;
+  border: 3px solid transparent;
 }
\ No newline at end of file