diff --git a/README.md b/README.md
index 3c02f43..f64eb2f 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ import codingModule from 'diagram-js-code-editor';
 
 var bpmnModeler = new BpmnModeler({
   additionalModules: [
-    minimapModule
+    codingModule
   ]
 });
 ```
diff --git a/assets/diagram-js-code-editor.css b/assets/diagram-js-code-editor.css
index ba3248e..32fc448 100644
--- a/assets/diagram-js-code-editor.css
+++ b/assets/diagram-js-code-editor.css
@@ -46,6 +46,12 @@
   text-align: center;
 }
 
+.djs-editor.open .toggle:before {
+  font-family: "Material Icons", sans-serif;
+  content: "close" !important;
+  font-size: 24px;
+  }
+
 .djs-editor:not(.open) .toggle:before {
   font-family: "Material Icons", sans-serif;
   content: "dvr" !important;
diff --git a/package.json b/package.json
index c82aecb..d2fb40d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "diagram-js-code-editor",
-  "version": "1.0.1",
+  "version": "1.0.2",
   "description": "A code-editor for diagram-js",
   "main": "dist/index.js",
   "module": "dist/index.esm.js",