diff --git a/src/Verify.Tests/DateFormatLengthCalculatorTests.cs b/src/Verify.Tests/DateFormatLengthCalculatorTests.cs
index 2a82c1986..e373719e2 100644
--- a/src/Verify.Tests/DateFormatLengthCalculatorTests.cs
+++ b/src/Verify.Tests/DateFormatLengthCalculatorTests.cs
@@ -36,7 +36,7 @@
     [InlineData("g", 4, 4)]
     [InlineData("gg", 4, 4)]
     [InlineData("ggg", 4, 4)]
-    [InlineData("t", 1, 1)]
+    [InlineData("t", 2, 2)]
     [InlineData("tt", 2, 2)]
     [InlineData("ttt", 2, 2)]
     [InlineData("z", 3, 2)]