diff --git a/template.html b/template.html
index 1c14f09..f072970 100644
--- a/template.html
+++ b/template.html
@@ -25,10 +25,25 @@
     <![endif]-->
     <!--[if gt IE 8]> -->
     <script type="text/html" id="svg-base">
-      <svg xmlns="http://www.w3.org/2000/svg" version="1.1">
+      <svg
+        xmlns="http://www.w3.org/2000/svg"
+        xmlns:cc="http://creativecommons.org/ns#"
+        xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+        version="1.1">
         <defs>
           <style type="text/css">${svgStyles}</style>
         </defs>
+        <metadata>
+          <rdf:RDF>
+            <cc:License rdf:about="http://creativecommons.org/licenses/by/3.0/">
+              <cc:permits rdf:resource="http://creativecommons.org/ns#Reproduction" />
+              <cc:permits rdf:resource="http://creativecommons.org/ns#Distribution" />
+              <cc:requires rdf:resource="http://creativecommons.org/ns#Notice" />
+              <cc:requires rdf:resource="http://creativecommons.org/ns#Attribution" />
+              <cc:permits rdf:resource="http://creativecommons.org/ns#DerivativeWorks" />
+            </cc:License>
+          </rdf:RDF>
+        </metadata>
       </svg>
     </script>