diff --git a/Assets/VRM/Editor/BlendShape/BlendShapeClipEditorHelper.cs b/Assets/VRM/Editor/BlendShape/BlendShapeClipEditorHelper.cs
index 6208bd656..c073c82ca 100644
--- a/Assets/VRM/Editor/BlendShape/BlendShapeClipEditorHelper.cs
+++ b/Assets/VRM/Editor/BlendShape/BlendShapeClipEditorHelper.cs
@@ -294,7 +294,11 @@ namespace VRM
 
             BilinearScale(0, newHeight);
 
+#if UNITY_2021_2_OR_NEWER
+            tex.Reinitialize(newWidth, newHeight);
+#else
             tex.Resize(newWidth, newHeight);
+#endif
             tex.SetPixels(newColors);
             tex.Apply();
         }
diff --git a/Assets/VRM10/Editor/Components/Expression/ExpressionEditorHelper.cs b/Assets/VRM10/Editor/Components/Expression/ExpressionEditorHelper.cs
index bfeb668cf..4791a460a 100644
--- a/Assets/VRM10/Editor/Components/Expression/ExpressionEditorHelper.cs
+++ b/Assets/VRM10/Editor/Components/Expression/ExpressionEditorHelper.cs
@@ -190,7 +190,11 @@ namespace UniVRM10
 
             BilinearScale(0, newHeight);
 
+#if UNITY_2021_2_OR_NEWER
+            tex.Reinitialize(newWidth, newHeight);
+#else
             tex.Resize(newWidth, newHeight);
+#endif
             tex.SetPixels(newColors);
             tex.Apply();
         }