diff --git a/shell/panelshadows.cpp b/shell/panelshadows.cpp
--- a/shell/panelshadows.cpp
+++ b/shell/panelshadows.cpp
@@ -598,7 +598,7 @@
     }
 
     QSize marginHint;
-    QMarginsF margins = QMarginsF(1, 1, 1, 1);
+    QMarginsF margins;
     if (enabledBorders & Plasma::FrameSvg::TopBorder) {
         marginHint = q->elementSize(QStringLiteral("shadow-hint-top-margin"));
         if (marginHint.isValid()) {