diff --git a/CHANGELOG.md b/CHANGELOG.md
index e346be1..0e3451c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -82,6 +82,7 @@ For major (breaking) changes - **version 4, 3 and 2** - see end of page.
 
 | Version | Date       | Comment                                                                                             |
 | ------- | ---------- | --------------------------------------------------------------------------------------------------- |
+| 5.15.1  | 2022-11-29 | fix typescript typings                                                                              |
 | 5.15.0  | 2022-11-29 | `blockDevices()` added device (win, linux, mac OS)                                                  |
 | 5.14.4  | 2022-11-21 | `osInfo()` improved uefi parsing (FreeBSD)                                                          |
 | 5.14.3  | 2022-11-20 | `graphics()` multi monitor refresh rate (windows)                                                   |
diff --git a/docs/history.html b/docs/history.html
index dab75a5..9ea0fe6 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -57,6 +57,11 @@
                     </tr>
                   </thead>
                   <tbody>
+                    <tr>
+                      <th scope="row">5.15.1</th>
+                      <td>2022-11-29</td>
+                      <td><span class="code">typings</span> fixed typo</td>
+                    </tr>
                     <tr>
                       <th scope="row">5.15.0</th>
                       <td>2022-11-29</td>
diff --git a/docs/index.html b/docs/index.html
index 146be2b..868d86d 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -170,7 +170,7 @@
       <img class="logo" src="assets/logo.png" alt="logo">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span>&nbsp;</div>
-      <div class="version">New Version: <span id="version">5.15.0</span></div>
+      <div class="version">New Version: <span id="version">5.15.1</span></div>
       <button class="btn btn-light" onclick="location.href='https://github.com/sebhildebrandt/systeminformation'">View on Github <i class=" fab fa-github"></i></button>
     </div>
     <div class="down">
@@ -403,4 +403,4 @@
   </script>
 </body>
 
-</html>
\ No newline at end of file
+</html>
diff --git a/lib/index.d.ts b/lib/index.d.ts
index 000087a..7c0d1dc 100644
--- a/lib/index.d.ts
+++ b/lib/index.d.ts
@@ -1010,7 +1010,7 @@ export function audio(cb?: (data: Systeminformation.AudioData[]) => any): Promis
 export function bluetoothDevices(cb?: (data: Systeminformation.BluetoothDeviceData[]) => any): Promise<Systeminformation.BluetoothDeviceData[]>;
 
 export function getStaticData(cb?: (data: Systeminformation.StaticData) => any): Promise<Systeminformation.StaticData>;
-export function getDynamicData(srv?: string, iface?: string, cb?: (data: any) => any): Promise<ysteminformation.DynamicData>;
+export function getDynamicData(srv?: string, iface?: string, cb?: (data: any) => any): Promise<Systeminformation.DynamicData>;
 export function getAllData(srv?: string, iface?: string, cb?: (data: any) => any): Promise<Systeminformation.StaticData & Systeminformation.DynamicData>;
 export function get(valuesObject: any, cb?: (data: any) => any): Promise<any>;
 export function observe(valuesObject: any, interval: number, cb?: (data: any) => any): number;