diff --git a/ElectronicObserver/Window/Dialog/DialogVersion.Designer.cs b/ElectronicObserver/Window/Dialog/DialogVersion.Designer.cs
index af3d6ea21..b9bdfce21 100644
--- a/ElectronicObserver/Window/Dialog/DialogVersion.Designer.cs
+++ b/ElectronicObserver/Window/Dialog/DialogVersion.Designer.cs
@@ -116,7 +116,7 @@ private void InitializeComponent()
             this.label4.Name = "label4";
             this.label4.Size = new System.Drawing.Size(207, 15);
             this.label4.TabIndex = 7;
-            this.label4.Text = "改変：ヨシヒロ＠パラオ泊地(202110xx)";
+            this.label4.Text = "改変：ヨシヒロ＠パラオ泊地(20211001)";
             // 
             // DialogVersion
             //