4 files changed, 14 insertions, 8 deletions
diff --git a/src/elements/Element.js b/src/elements/Element.js
index 7a563d6..e3a4211 100644
--- a/src/elements/Element.js
+++ b/src/elements/Element.js
@@ -25,9 +25,13 @@ export default class Element extends Dom {
     // create circular reference
     this.node.instance = this
 
-    if (node.hasAttribute('svgjs:data')) {
+    if (node.hasAttribute('data-svgjs') || node.hasAttribute('svgjs:data')) {
       // pull svgjs data from the dom (getAttributeNS doesn't work in html5)
-      this.setData(JSON.parse(node.getAttribute('svgjs:data')) || {})
+      this.setData(
+        JSON.parse(node.getAttribute('data-svgjs')) ??
+          JSON.parse(node.getAttribute('svgjs:data')) ??
+          {}
+      )
     }
   }
 
diff --git a/src/elements/Svg.js b/src/elements/Svg.js
index 7b36daa..40d50c9 100644
--- a/src/elements/Svg.js
+++ b/src/elements/Svg.js
@@ -4,7 +4,7 @@ import {
   register,
   wrapWithAttrCheck
 } from '../utils/adopter.js'
-import { svg, svgjs, xlink, xmlns } from '../modules/core/namespaces.js'
+import { svg, xlink, xmlns } from '../modules/core/namespaces.js'
 import { registerMethods } from '../utils/methods.js'
 import Container from './Container.js'
 import Defs from './Defs.js'
@@ -34,9 +34,11 @@ export default class Svg extends Container {
   // Add namespaces
   namespace() {
     if (!this.isRoot()) return this.root().namespace()
-    return this.attr({ xmlns: svg, version: '1.1' })
-      .attr('xmlns:xlink', xlink, xmlns)
-      .attr('xmlns:svgjs', svgjs, xmlns)
+    return this.attr({ xmlns: svg, version: '1.1' }).attr(
+      'xmlns:xlink',
+      xlink,
+      xmlns
+    )
   }
 
   removeNamespace() {
diff --git a/src/modules/core/namespaces.js b/src/modules/core/namespaces.js
index 778d402..544efa2 100644
--- a/src/modules/core/namespaces.js
+++ b/src/modules/core/namespaces.js
@@ -3,4 +3,3 @@ export const svg = 'http://www.w3.org/2000/svg'
 export const html = 'http://www.w3.org/1999/xhtml'
 export const xmlns = 'http://www.w3.org/2000/xmlns/'
 export const xlink = 'http://www.w3.org/1999/xlink'
-export const svgjs = 'http://svgjs.dev/svgjs'
diff --git a/src/utils/utils.js b/src/utils/utils.js
index 2438431..90ef548 100644
--- a/src/utils/utils.js
+++ b/src/utils/utils.js
@@ -135,8 +135,9 @@ export const writeDataToDom = (element, data, defaults = {}) => {
   }
 
   if (Object.keys(cloned).length) {
-    element.node.setAttribute('svgjs:data', JSON.stringify(cloned)) // see #428
+    element.node.setAttribute('data-svgjs', JSON.stringify(cloned)) // see #428
   } else {
+    element.node.removeAttribute('data-svgjs')
     element.node.removeAttribute('svgjs:data')
   }
 }