diff --git a/README.md b/README.md
index c7b80c8..f4ccd41 100644
--- a/README.md
+++ b/README.md
@@ -75,7 +75,7 @@ You can use templates in object keys, not just values:
 
 ```js
 const template = parse({
-  'A simple {{message}} to': 'value'
+  'A simple {{message}} to': 'value',
 });
 console.log(template({ message: 'hello' })); // Prints { "A simple hello to": "value" }
 ```
@@ -91,7 +91,7 @@ const template2 = parse('{{foo$}}');
 
 // - symbol can be used anywhere except as first character
 const template3 = parse('{{foo-bar}}'); // Works
-const template4 = parse('{{-foo}}');    // Won't work
+const template4 = parse('{{-foo}}'); // Won't work
 ```
 
 ### Unicode Support
@@ -100,7 +100,7 @@ Parameter names can include Unicode characters:
 
 ```js
 const template = parse('{{中文}}');
-console.log(template({ '中文': 'value' })); // Prints "value"
+console.log(template({ 中文: 'value' })); // Prints "value"
 ```
 
 ### Function Values
@@ -109,9 +109,11 @@ Templates can handle functions as values:
 
 ```js
 const template = parse('{{userCard}}');
-console.log(template({
-  userCard: () => ({ id: 1, user: 'John' })
-})); // Prints { id: 1, user: 'John' }
+console.log(
+  template({
+    userCard: () => ({ id: 1, user: 'John' }),
+  }),
+); // Prints { id: 1, user: 'John' }
 ```
 
 ### Date Objects
diff --git a/index.js b/index.js
index f4da357..40c3ab3 100644
--- a/index.js
+++ b/index.js
@@ -57,7 +57,7 @@ function parseString(str, options = {}) {
 
   let templateFn = () => str;
 
-  const matches = Array.from(str.matchAll(regex))
+  const matches = Array.from(str.matchAll(regex));
   const parameters = matches.map((match) => {
     const r = {
       key: match[1],
@@ -72,7 +72,10 @@ function parseString(str, options = {}) {
     templateFn = (context = {}) => {
       return matches.reduce((result, match, i) => {
         const parameter = parameters[i];
-        let value = objectPath.get(context, options.rawKey ? [parameter.key] : parameter.key);
+        let value = objectPath.get(
+          context,
+          options.rawKey ? [parameter.key] : parameter.key,
+        );
 
         if (typeof value === 'undefined') {
           value = parameter.defaultValue;
diff --git a/package.json b/package.json
index 05fea13..31ce9f8 100644
--- a/package.json
+++ b/package.json
@@ -26,9 +26,9 @@
   },
   "homepage": "https://github.com/datavis-tech/json-templates#readme",
   "devDependencies": {
-    "mocha": "^10.4.0",
-    "prettier": "^3.2.5",
-    "rollup": "^4.16.4",
+    "mocha": "^11.1.0",
+    "prettier": "^3.5.3",
+    "rollup": "^4.40.0",
     "rollup-plugin-buble": "^0.19.8"
   },
   "dependencies": {
diff --git a/test.js b/test.js
index 98311e8..2d05632 100644
--- a/test.js
+++ b/test.js
@@ -202,7 +202,7 @@ describe('json-template', () => {
     it('should use a $ symbol in a name, any place', () => {
       const template = parse({ title: '{{$foo$}}' });
       assert.deepEqual(template.parameters, [{ key: '$foo$' }]);
-      assert.deepEqual(template({ '$foo$': 'bar' }), { title: 'bar' });
+      assert.deepEqual(template({ $foo$: 'bar' }), { title: 'bar' });
     });
 
     it('should use a - symbol in a name, any place except first letter', () => {
@@ -210,7 +210,9 @@ describe('json-template', () => {
       assert.deepEqual(template.parameters, [{ key: 'foo-' }]);
       assert.deepEqual(template({ 'foo-': 'bar' }), { title: 'bar' });
 
-      assert.deepEqual(parse({ title: '{{-a}}' })({ '-a': 'bar' }), { title: '{{-a}}' });
+      assert.deepEqual(parse({ title: '{{-a}}' })({ '-a': 'bar' }), {
+        title: '{{-a}}',
+      });
     });
 
     it('should compute template with an object with multiple parameters', () => {
@@ -732,16 +734,11 @@ describe('json-template', () => {
         title: '{{中文}}',
       });
 
-      assert.deepEqual(template.parameters, [
-        { key: '中文' },
-      ]);
+      assert.deepEqual(template.parameters, [{ key: '中文' }]);
 
-      assert.deepEqual(
-        template({ 中文: 'foo' }),
-        {
-          title: 'foo',
-        },
-      );
+      assert.deepEqual(template({ 中文: 'foo' }), {
+        title: 'foo',
+      });
     });
   });
 });