diff --git a/Packages/VRM10/Runtime/Format/Vrm/Format.g.cs b/Packages/VRM10/Runtime/Format/Vrm/Format.g.cs
index 8b673b689..c2a50a0b9 100644
--- a/Packages/VRM10/Runtime/Format/Vrm/Format.g.cs
+++ b/Packages/VRM10/Runtime/Format/Vrm/Format.g.cs
@@ -346,10 +346,10 @@ namespace UniGLTF.Extensions.VRMC_vrm
         // Application-specific data.
         public object Extras;
 
-        // Yaw and pitch angles  ( degrees )  between the head bone forward vector and the eye gaze LookAt vector
+        // The range of the input angle between the forward vector of the head bone and look-at direction vector, in degrees. When the input value is greater than this value, the output value is clamped to outputScale.
         public float? InputMaxValue;
 
-        // Degree for type.bone, Weight for type.expressions
+        // The range of the output value when the input angle is same as the inputMaxValue. The value is the angle in degrees when the type is "bone", or the expression weight when the type is "expression".
         public float? OutputScale;
     }
 
diff --git a/Packages/VRM10/Runtime/IO/Vrm10Exporter.cs b/Packages/VRM10/Runtime/IO/Vrm10Exporter.cs
index e285ec744..0fbcfbc63 100644
--- a/Packages/VRM10/Runtime/IO/Vrm10Exporter.cs
+++ b/Packages/VRM10/Runtime/IO/Vrm10Exporter.cs
@@ -14,7 +14,7 @@ namespace UniVRM10
         public const string SPRINGBONE_EXTENDED_COLLIDER_SPEC_VERSION = "1.0";
         public const string NODE_CONSTRAINT_SPEC_VERSION = "1.0";
         public const string MTOON_SPEC_VERSION = "1.0";
-        public const string VRMC_springBone_limit_SPEC_VERSION = "1.0-draft";
+        public const string VRMC_springBone_limit_SPEC_VERSION = "1.0";
 
         public const string LICENSE_URL_JA = "https://vrm.dev/licenses/1.0/";
         public const string LICENSE_URL_EN = "https://vrm.dev/licenses/1.0/en/";