diff --git a/components/fpspreadsheet/fpspreadsheetgrid.pas b/components/fpspreadsheet/fpspreadsheetgrid.pas
index ec4798b42..6d34b3ac1 100644
--- a/components/fpspreadsheet/fpspreadsheetgrid.pas
+++ b/components/fpspreadsheet/fpspreadsheetgrid.pas
@@ -531,7 +531,7 @@ type
     {@@ inherited from ancestors}
     property Color;
     {@@ inherited from ancestors}
-    property ColCount;
+    property ColCount stored;
     //property Columns;
     {@@ inherited from ancestors}
     property Constraints;