diff --git a/src/writr-cache.ts b/src/writr-cache.ts
index 52b00d8..c53ab41 100644
--- a/src/writr-cache.ts
+++ b/src/writr-cache.ts
@@ -68,13 +68,14 @@ export class WritrCache {
 	}
 
 	public hash(markdown: string, options?: RenderOptions): string {
-		const key = JSON.stringify({markdown, options});
+		const content = {markdown, options};
+		const key = JSON.stringify(content);
 		let result = this._hashStore.get<string>(key);
 		if (result) {
 			return result;
 		}
 
-		result = this._hashStore.hash(key);
+		result = this._hashStore.hash(content);
 		this._hashStore.set(key, result);
 
 		return result;
diff --git a/test/writr.test.ts b/test/writr.test.ts
index 02092b4..93db993 100644
--- a/test/writr.test.ts
+++ b/test/writr.test.ts
@@ -203,7 +203,8 @@ describe('writr', () => {
 		const writr = new Writr('# Hello World'); // By defualt cache is enabled
 		const result = await writr.render();
 		expect(result).toEqual('<h1 id="hello-world">Hello World</h1>');
-		expect(await writr.cache.get('0a210f5c18c7eceb1355ed9a5e23810c3f42a5379d7a0ab2e0d21b0b9051586f')).toEqual('<h1 id="hello-world">Hello World</h1>');
+		const hashKey = writr.cache.hashStore.hash({markdown: '# Hello World'});
+		expect(await writr.cache.get(hashKey)).toEqual('<h1 id="hello-world">Hello World</h1>');
 		const result2 = await writr.render();
 		expect(result2).toEqual('<h1 id="hello-world">Hello World</h1>');
 	});
@@ -220,7 +221,8 @@ describe('writr', () => {
 		const writr = new Writr('# Hello World'); // By defualt cache is enabled
 		const result = writr.renderSync();
 		expect(result).toEqual('<h1 id="hello-world">Hello World</h1>');
-		expect(writr.cache.getSync('0a210f5c18c7eceb1355ed9a5e23810c3f42a5379d7a0ab2e0d21b0b9051586f')).toEqual('<h1 id="hello-world">Hello World</h1>');
+		const hashKey = writr.cache.hashStore.hash({markdown: '# Hello World'});
+		expect(writr.cache.getSync(hashKey)).toEqual('<h1 id="hello-world">Hello World</h1>');
 		const result2 = writr.renderSync();
 		expect(result2).toEqual('<h1 id="hello-world">Hello World</h1>');
 	});