diff --git a/Mu3Mods.csproj b/Mu3Mods.csproj
index 05d3cf2..d51658b 100644
--- a/Mu3Mods.csproj
+++ b/Mu3Mods.csproj
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <TargetFramework>net35</TargetFramework>
     <Company>7EVENDAYS⇔HOLIDAYS</Company>
-    <Version>1.8.0</Version>
+    <Version>1.8.1</Version>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <LangVersion>latest</LangVersion>
     <Platforms>x64</Platforms>
diff --git a/SortByInternalDifficulty/MU3.DB/patch_MusicSort1IDEnum.cs b/SortByInternalDifficulty/MU3.DB/patch_MusicSort1IDEnum.cs
index 482df7d..fc4d305 100644
--- a/SortByInternalDifficulty/MU3.DB/patch_MusicSort1IDEnum.cs
+++ b/SortByInternalDifficulty/MU3.DB/patch_MusicSort1IDEnum.cs
@@ -18,7 +18,7 @@ public static class patch_MusicSort1IDEnum {
             new MusicSort1TableRecord(4, "Level", "譜面レベル", 0),
             new MusicSort1TableRecord(5, "Name", "曲名", 0),
             new MusicSort1TableRecord(6, "Attribute", "属性", 0),
-            new MusicSort1TableRecord(7, "InternalLevel", "インターナル", 0)
+            new MusicSort1TableRecord(7, "InternalLevel", "譜面定数", 0)
         };
         List = new[] {
             patch_MusicSort1ID.Genre,
diff --git a/SortByInternalDifficulty/MU3.DB/patch_MusicSort2IDEnum.cs b/SortByInternalDifficulty/MU3.DB/patch_MusicSort2IDEnum.cs
index 752bf39..ee40959 100644
--- a/SortByInternalDifficulty/MU3.DB/patch_MusicSort2IDEnum.cs
+++ b/SortByInternalDifficulty/MU3.DB/patch_MusicSort2IDEnum.cs
@@ -9,7 +9,7 @@ public static class patch_MusicSort2IDEnum {
 
     public static bool loadFromFile(string filename) {
         var rv = orig_loadFromFile(filename);
-        records[4].Name = "インターナル";
+        records[4].Name = "譜面定数";
         return rv;
     }
 }