diff --git a/Public/New-ChartDesign.ps1 b/Public/New-ChartDesign.ps1
index 7bbe210c..cd0d6887 100644
--- a/Public/New-ChartDesign.ps1
+++ b/Public/New-ChartDesign.ps1
@@ -94,7 +94,7 @@
         [string[]] $ImageSource,
         [string[]] $ImageWidth,
         [string[]] $ImageHeight,
-        [string][ValidaetSet('verticalLines', 'horizontalLines', 'slantedLines', 'squares', 'circles')] $PatternStyle,
+        [string][ValidateSet('verticalLines', 'horizontalLines', 'slantedLines', 'squares', 'circles')] $PatternStyle,
         [string] $PatternWidth,
         [string] $PatternHeight,
         [string] $PatternStrokeWidth,
@@ -200,4 +200,4 @@ dropShadow: {
   blur: 3,
   opacity: 0.5
 }
-#>
\ No newline at end of file
+#>