diff --git a/server/src/adsb-shapes.mjs b/server/src/adsb-shapes.mjs
index 54a16d2..8a1b8c0 100644
--- a/server/src/adsb-shapes.mjs
+++ b/server/src/adsb-shapes.mjs
@@ -1253,11 +1253,13 @@ function toSvg(shape, fillColor, strokeColor, strokeWidth, scale) {
 		return svg;
 	}
 
-
 	let svg = '<svg version="1.1" xmlns="http://www.w3.org/2000/svg" viewBox="' + shape.viewBox + '" '
 		+ (shape.noAspect ? 'preserveAspectRatio="none" ' : '')
 		+ 'width="' + wi + '" height="' + he + '">'
-		+ '<g' + (shape.transform ? (' transform="' + shape.transform + '"') : '') + '>';
+		+ '<g' + (shape.transform ? (' transform="' + shape.transform + '"') : '') + '>'
+		+ '<rect x="' + shape.viewBox.split(' ')[0] + '" y="' + shape.viewBox.split(' ')[1]
+		+ '" width="' + shape.viewBox.split(' ')[2] + '" height="' + shape.viewBox.split(' ')[3]
+		+ '" fill="transparent" stroke="none"/>';
 
 	if (shape.path) {
 		let path = shape.path;