diff --git a/Assets/VRM/Editor/Format/VRMVersionMenu.cs b/Assets/VRM/Editor/Format/VRMVersionMenu.cs
index 9b36b45a4..86266ed4b 100644
--- a/Assets/VRM/Editor/Format/VRMVersionMenu.cs
+++ b/Assets/VRM/Editor/Format/VRMVersionMenu.cs
@@ -130,6 +130,7 @@ namespace UniGLTF
     ""name"": ""VRM Consortium""
   }},
   ""dependencies"": {{
+    ""com.unity.timeline"": ""1.7.6"",
     ""com.vrmc.gltf"": ""{0}""
   }},
   ""samples"": [
diff --git a/Assets/VRM10/package.json b/Assets/VRM10/package.json
index c41bba09e..8c5987b54 100644
--- a/Assets/VRM10/package.json
+++ b/Assets/VRM10/package.json
@@ -14,6 +14,7 @@
     "name": "VRM Consortium"
   },
   "dependencies": {
+    "com.unity.timeline": "1.7.6",
     "com.vrmc.gltf": "0.128.3"
   },
   "samples": [