diff --git a/README.md b/README.md
index 3001f8e..1536d6b 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,11 @@ const mySerializedSVG = ctx.getSerializedSvg();
 
 ## CHANGELOG
 
+### v2.0.7
+
+- fix typo
+- rollup 2.67.0
+
 ### v2.0.6
 
 - utils.toString for https://github.com/zenozeng/p5.js-svg/issues/204
diff --git a/context.js b/context.js
index 9002ef8..df281fa 100644
--- a/context.js
+++ b/context.js
@@ -13,7 +13,7 @@
  *  Copyright (c) 2021 Zeno Zeng
  */
 
-import * as utils from 'utils';
+import * as utils from './utils';
 
 export default (function () {
     "use strict";
diff --git a/package-lock.json b/package-lock.json
index 5348861..e991fd0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "2.0.6",
       "license": "MIT",
       "devDependencies": {
-        "rollup": "^2.51.1"
+        "rollup": "^2.67.0"
       }
     },
     "node_modules/fsevents": {
@@ -27,9 +27,9 @@
       }
     },
     "node_modules/rollup": {
-      "version": "2.51.1",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.51.1.tgz",
-      "integrity": "sha512-8xfDbAtBleXotb6qKEHWuo/jkn94a9dVqGc7Rwl3sqspCVlnCfbRek7ldhCARSi7h32H0xR4QThm1t9zHN+3uw==",
+      "version": "2.67.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.67.0.tgz",
+      "integrity": "sha512-W83AaERwvDiHwHEF/dfAfS3z1Be5wf7n+pO3ZAO5IQadCT2lBTr7WQ2MwZZe+nodbD+n3HtC4OCOAdsOPPcKZQ==",
       "dev": true,
       "bin": {
         "rollup": "dist/bin/rollup"
@@ -38,7 +38,7 @@
         "node": ">=10.0.0"
       },
       "optionalDependencies": {
-        "fsevents": "~2.3.1"
+        "fsevents": "~2.3.2"
       }
     }
   },
@@ -51,12 +51,12 @@
       "optional": true
     },
     "rollup": {
-      "version": "2.51.1",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.51.1.tgz",
-      "integrity": "sha512-8xfDbAtBleXotb6qKEHWuo/jkn94a9dVqGc7Rwl3sqspCVlnCfbRek7ldhCARSi7h32H0xR4QThm1t9zHN+3uw==",
+      "version": "2.67.0",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.67.0.tgz",
+      "integrity": "sha512-W83AaERwvDiHwHEF/dfAfS3z1Be5wf7n+pO3ZAO5IQadCT2lBTr7WQ2MwZZe+nodbD+n3HtC4OCOAdsOPPcKZQ==",
       "dev": true,
       "requires": {
-        "fsevents": "~2.3.1"
+        "fsevents": "~2.3.2"
       }
     }
   }
diff --git a/package.json b/package.json
index 77e74f7..25a947c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "svgcanvas",
-  "version": "2.0.6",
+  "version": "2.0.7",
   "description": "svgcanvas",
   "main": "dist/svgcanvas.js",
   "scripts": {
@@ -19,6 +19,6 @@
   "author": "Zeno Zeng",
   "license": "MIT",
   "devDependencies": {
-    "rollup": "^2.51.1"
+    "rollup": "^2.67.0"
   }
 }