fix bug where defs returns nothing

1 files changed, 1 insertions, 1 deletions

diff --git a/src/doc.js b/src/doc.js
index d5bc30e..7cdd6be 100644
--- a/src/doc.js
+++ b/src/doc.js
@@ -21,7 +21,7 @@ SVG.Doc = SVG.invent({
     }
     // Creates and returns defs element
   , defs: function() {
-      return (this.node.getElementsByTagName('defs')[0] || this.put(new SVG.Defs).node).instance
+      return SVG.adopt(this.node.getElementsByTagName('defs')[0]) || this.put(new SVG.Defs())
     }
     // custom parent method
   , parent: function() {