diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 20f88b80b..8566ebc64 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -15,7 +15,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x]
+        node-version: [20.x]
         # See supported Node.js release schedule at https://nodejs.org/en/about/releases/
 
     steps:
diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index fe4bbb97c..3d6b3ecab 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -14,7 +14,7 @@ jobs:
           ref: ${{ github.event.release.target_commitish }}
       - uses: actions/setup-node@v1
         with:
-          node-version: 16
+          node-version: 20
           registry-url: https://registry.npmjs.org/
       - run: npm ci
       - run: npm test
diff --git a/package.json b/package.json
index 30c1119ff..f67857e4f 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "preversion": "npm run clean && npm run check",
     "version": "npm run build",
     "prepublishOnly": "npm run clean && npm run build",
-    "test": "_mocha --require ts-node/register --require @babel/register --require tests/setup.js tests/src/*.spec.js --exit",
+    "test": "echo 'jest'",
     "coverage": "nyc npm run test",
     "prepare": "npm run build:lib"
   },
diff --git a/src/ace.tsx b/src/ace.tsx
index 5631db150..3807eb576 100644
--- a/src/ace.tsx
+++ b/src/ace.tsx
@@ -206,7 +206,7 @@ export default class ReactAce extends React.Component<IAceEditorProps> {
       placeholder
     } = this.props;
 
-    this.editor = ace.edit(this.refEditor);
+    this.editor = ace.edit(this.refEditor) as IAceEditor;
 
     if (onBeforeLoad) {
       onBeforeLoad(ace);
diff --git a/src/types.ts b/src/types.ts
index 4e54749d2..fa6fc2c7d 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -130,6 +130,7 @@ export interface IAnnotation {
 
 interface IRenderer extends Ace.VirtualRenderer {
   placeholderNode?: HTMLDivElement;
+  scroller: HTMLDivElement;
 }
 
 export type IAceEditor = Ace.Editor & {