diff --git a/src/tablefilter.js b/src/tablefilter.js
index e39d46a5..420d4b93 100644
--- a/src/tablefilter.js
+++ b/src/tablefilter.js
@@ -2762,7 +2762,7 @@ export class TableFilter {
 
     /**
      * Returns clear all text for specified filter column
-     * @param {number} colIndex    Column index
+     * @param {Number} colIndex    Column index
      * @returns {String}
      */
     getClearFilterText(colIndex) {