diff --git a/src/svgcanvas/sanitize.js b/src/svgcanvas/sanitize.js
index 2dcce42f..d3e65014 100644
--- a/src/svgcanvas/sanitize.js
+++ b/src/svgcanvas/sanitize.js
@@ -55,7 +55,7 @@ const svgWhiteList_ = {
   stop: [ 'class', 'id', 'offset', 'requiredFeatures', 'stop-opacity', 'style', 'systemLanguage', 'stop-color', 'gradientUnits', 'gradientTransform' ],
   svg: [ 'class', 'clip-path', 'clip-rule', 'filter', 'id', 'height', 'mask', 'preserveAspectRatio', 'requiredFeatures', 'style', 'systemLanguage', 'version', 'viewBox', 'width', 'x', 'xmlns', 'xmlns:se', 'xmlns:xlink', 'xmlns:oi', 'oi:animations', 'y', 'stroke-linejoin', 'fill-rule', 'aria-label', 'stroke-width', 'fill-rule' ],
   switch: [ 'class', 'id', 'requiredFeatures', 'systemLanguage' ],
-  symbol: [ 'class', 'fill', 'fill-opacity', 'fill-rule', 'filter', 'font-family', 'font-size', 'font-style', 'font-weight', 'id', 'opacity', 'preserveAspectRatio', 'requiredFeatures', 'stroke', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke-width', 'style', 'systemLanguage', 'transform', 'viewBox' ],
+  symbol: [ 'class', 'fill', 'fill-opacity', 'fill-rule', 'filter', 'font-family', 'font-size', 'font-style', 'font-weight', 'id', 'opacity', 'overflow', 'preserveAspectRatio', 'requiredFeatures', 'stroke', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke-width', 'style', 'systemLanguage', 'transform', 'viewBox' ],
   text: [ 'class', 'clip-path', 'clip-rule', 'fill', 'fill-opacity', 'fill-rule', 'filter', 'font-family', 'font-size', 'font-style', 'font-weight', 'id', 'mask', 'opacity', 'requiredFeatures', 'stroke', 'stroke-dasharray', 'stroke-dashoffset', 'stroke-linecap', 'stroke-linejoin', 'stroke-miterlimit', 'stroke-opacity', 'stroke-width', 'style', 'systemLanguage', 'text-anchor', 'transform', 'x', 'xml:space', 'y' ],
   textPath: [ 'class', 'id', 'method', 'requiredFeatures', 'spacing', 'startOffset', 'style', 'systemLanguage', 'transform', 'xlink:href' ],
   title: [],