diff --git a/__tests__/renderer-spec.tsx b/__tests__/renderer-spec.tsx
index df085be..237e2b3 100644
--- a/__tests__/renderer-spec.tsx
+++ b/__tests__/renderer-spec.tsx
@@ -1,23 +1,23 @@
-import * as React from "react";
-import { render } from "../src/renderer";
+import * as React from 'react';
+import { render } from '../src/renderer';
 
-test("should render plain text", () => {
-  expect((render("abcd") as string).trim()).toBe("abcd");
+test('should render plain text', () => {
+  expect((render('abcd') as string).trim()).toBe('abcd');
 });
 
-test("should render numbers as text", () => {
-  expect((render(123) as string).trim()).toBe("123");
+test('should render numbers as text', () => {
+  expect((render(123) as string).trim()).toBe('123');
 });
 
-test("should render null and not fail for empty values", () => {
+test('should render null and not fail for empty values', () => {
   expect(render(null)).toBe(null);
   expect(render(undefined)).toBe(null);
   expect(render([])).toBe(null);
 });
 
-test("should render plain text with simple Function Component", () => {
+test('should render plain text with simple Function Component', () => {
   function TestComponent() {
-    return "abcd";
+    return 'abcd';
   }
 
   // Note: Rendering string from JSX shows TS error (https://github.com/DefinitelyTyped/DefinitelyTyped/issues/20544). This is a workaround.
@@ -25,15 +25,15 @@ test("should render plain text with simple Function Component", () => {
     (render(
       React.createElement((TestComponent as unknown) as React.FunctionComponent)
     ) as string).trim()
-  ).toBe("abcd");
+  ).toBe('abcd');
 });
 
-test("should render plain text with simple Class Component", () => {
+test('should render plain text with simple Class Component', () => {
   class TestComponent extends React.Component {
     render() {
-      return "abcd";
+      return 'abcd';
     }
   }
 
-  expect((render(<TestComponent />) as string).trim()).toBe("abcd");
+  expect((render(<TestComponent />) as string).trim()).toBe('abcd');
 });
diff --git a/src/helpers.ts b/src/helpers.ts
index f4b9f8a..11b050a 100644
--- a/src/helpers.ts
+++ b/src/helpers.ts
@@ -3,8 +3,8 @@ import {
   ElementType,
   FunctionComponent,
   PropsWithChildren,
-  ReactText
-} from "react";
+  ReactText,
+} from 'react';
 
 export interface IReactElementSubset<TProps = {}> {
   props: PropsWithChildren<TProps>;
@@ -22,7 +22,7 @@ export function isFunctionalComponent(
   eleType: ElementType
 ): eleType is FunctionComponent {
   return (
-    typeof eleType === "function" && // can be various things
+    typeof eleType === 'function' && // can be various things
     !(
       (eleType.prototype && eleType.prototype.isReactComponent) // native arrows don't have prototypes // special property
     )
@@ -33,7 +33,7 @@ export function isClassComponent(
   eleType: ElementType
 ): eleType is ComponentClass {
   return !!(
-    typeof eleType === "function" &&
+    typeof eleType === 'function' &&
     eleType.prototype &&
     eleType.prototype.isReactComponent
   );
diff --git a/src/renderer.ts b/src/renderer.ts
index fa643e5..61c6d2c 100644
--- a/src/renderer.ts
+++ b/src/renderer.ts
@@ -1,15 +1,15 @@
-import { root, text } from "mdast-builder";
-import { Children as ReactChildren } from "react";
-import * as stringify from "remark-stringify";
-import * as unified from "unified";
+import { root, text } from 'mdast-builder';
+import { Children as ReactChildren } from 'react';
+import * as stringify from 'remark-stringify';
+import * as unified from 'unified';
 // tslint:disable-next-line: no-implicit-dependencies
-import { Parent as MDASTParent } from "unist";
+import { Parent as MDASTParent } from 'unist';
 
 import {
   isClassComponent,
   isFunctionalComponent,
-  ReactElementSubsetWithPrimitive
-} from "./helpers";
+  ReactElementSubsetWithPrimitive,
+} from './helpers';
 
 function render(
   node: ReactElementSubsetWithPrimitive,
@@ -24,7 +24,7 @@ function render(
 
   if (node === null || node === undefined) {
     // Handle (skip) null and undefined nodes
-  } else if (typeof node === "string" || typeof node === "number") {
+  } else if (typeof node === 'string' || typeof node === 'number') {
     // Handle (render) string and number nodes as string in markdown
 
     const currASTNode = text(node.toString());
@@ -82,10 +82,10 @@ function render(
     // For root call, return string
     if (parentASTNode === undefined && parentASTNodeMod.children.length > 0) {
       const processor = unified().use(stringify, {
-        bullet: "-",
-        fence: "`",
+        bullet: '-',
+        fence: '`',
         fences: true,
-        incrementListMarker: false
+        incrementListMarker: false,
       });
       const output = processor.stringify(parentASTNodeMod);