diff --git a/winforms/formatting-utility/cs/Form1.cs b/winforms/formatting-utility/cs/Form1.cs
index 9384f4a9eed..d46547adb7d 100644
--- a/winforms/formatting-utility/cs/Form1.cs
+++ b/winforms/formatting-utility/cs/Form1.cs
@@ -163,7 +163,7 @@ private void OKButton_Click(object sender, EventArgs e)
                }
             }
             // Format date value.
-            this.Result.Text = (hasOffet ? dto : dat).ToString(this.FormatStrings.Text, culture);
+            this.Result.Text = (hasOffset ? dto : dat).ToString(this.FormatStrings.Text, culture);
          }
          else {
             // Handle formatting of a number.