diff --git a/src/svg/SvgImport.js b/src/svg/SvgImport.js
index 66d785e1..9b97668b 100644
--- a/src/svg/SvgImport.js
+++ b/src/svg/SvgImport.js
@@ -318,6 +318,9 @@ new function() {
                 var spacing = 1.2;
                 for (var i = 0; i < node.childNodes.length; i++) {
                     var child = node.childNodes[i];
+                    // node.childNodes includes plaintext as well as elements.
+                    // By checking for getAttribute, we ignore plaintext
+                    // (node.children gets only elements but is not supported on Safari)
                     if (!child.getAttribute) continue;
                     lines.push(child.textContent);
                     var dyString = child.getAttribute('dy');