diff --git a/.all-contributorsrc b/.all-contributorsrc
index 3deb1c914..9d751f380 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -715,6 +715,15 @@
         "code",
         "bug"
       ]
+    },
+    {
+      "login": "Mik-pe",
+      "name": "Mikael Pettersson",
+      "avatar_url": "https://avatars.githubusercontent.com/u/5653426?v=4",
+      "profile": "https://github.com/Mik-pe",
+      "contributions": [
+        "code"
+      ]
     }
   ],
   "skipCi": true,
diff --git a/README.md b/README.md
index 548c1d250..10d2dcd4f 100644
--- a/README.md
+++ b/README.md
@@ -124,6 +124,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/HEOJUNFO"><img src="https://avatars.githubusercontent.com/u/100739943?v=4?s=100" width="100px;" alt="HEOJUNFO"/><br /><sub><b>HEOJUNFO</b></sub></a><br /><a href="https://github.com/three-types/three-ts-types/commits?author=HEOJUNFO" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="http://www.oletus.fi/"><img src="https://avatars.githubusercontent.com/u/453050?v=4?s=100" width="100px;" alt="Olli Etuaho"/><br /><sub><b>Olli Etuaho</b></sub></a><br /><a href="https://github.com/three-types/three-ts-types/commits?author=Oletus" title="Code">💻</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/oetherington"><img src="https://avatars.githubusercontent.com/u/5075628?v=4?s=100" width="100px;" alt="Ollie Etherington"/><br /><sub><b>Ollie Etherington</b></sub></a><br /><a href="https://github.com/three-types/three-ts-types/commits?author=oetherington" title="Code">💻</a> <a href="https://github.com/three-types/three-ts-types/issues?q=author%3Aoetherington" title="Bug reports">🐛</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/Mik-pe"><img src="https://avatars.githubusercontent.com/u/5653426?v=4?s=100" width="100px;" alt="Mikael Pettersson"/><br /><sub><b>Mikael Pettersson</b></sub></a><br /><a href="https://github.com/three-types/three-ts-types/commits?author=Mik-pe" title="Code">💻</a></td>
     </tr>
   </tbody>
 </table>
diff --git a/types/three/examples/jsm/utils/BufferGeometryUtils.d.ts b/types/three/examples/jsm/utils/BufferGeometryUtils.d.ts
index 3bbaa4aa9..e61bfdfb5 100644
--- a/types/three/examples/jsm/utils/BufferGeometryUtils.d.ts
+++ b/types/three/examples/jsm/utils/BufferGeometryUtils.d.ts
@@ -11,8 +11,8 @@ import {
 } from '../../../src/Three';
 
 export function deepCloneAttribute(attribute: BufferAttribute): BufferAttribute;
-export function mergeBufferGeometries(geometries: BufferGeometry[], useGroups?: boolean): BufferGeometry;
-export function mergeBufferAttributes(attributes: BufferAttribute[]): BufferAttribute;
+export function mergeGeometries(geometries: BufferGeometry[], useGroups?: boolean): BufferGeometry;
+export function mergeAttributes(attributes: BufferAttribute[]): BufferAttribute;
 export function interleaveAttributes(attributes: BufferAttribute[]): InterleavedBufferAttribute;
 export function estimateBytesUsed(geometry: BufferGeometry): number;
 export function mergeVertices(geometry: BufferGeometry, tolerance?: number): BufferGeometry;
@@ -34,3 +34,13 @@ export function deinterleaveGeometry(geometry: BufferGeometry): void;
  * @param creaseAngle The crease angle.
  */
 export function toCreasedNormals(geometry: BufferGeometry, creaseAngle?: number): BufferGeometry;
+
+/**
+ * @deprecated Use mergeGeometries instead.
+ */
+export function mergeBufferGeometries(geometries: BufferGeometry[], useGroups?: boolean): BufferGeometry;
+
+/**
+ * @deprecated Use mergeAttributes instead.
+ */
+export function mergeBufferAttributes(attributes: BufferAttribute[]): BufferAttribute;