diff --git a/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs b/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs
index 431749b7..e497e0c1 100644
--- a/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs
+++ b/src/Shared/HandyControl_Shared/Tools/Interop/InteropValues.cs
@@ -379,7 +379,7 @@ internal class InteropValues
             get
             {
                 WINDOWPLACEMENT result = new WINDOWPLACEMENT();
-                result.length = Marshal.SizeOf(typeof(WINDOWPLACEMENT);
+                result.length = Marshal.SizeOf(typeof(WINDOWPLACEMENT));
                 return result;
             }
         }