diff --git a/CHANGELOG b/CHANGELOG
index 24a63d370f..01562ca14f 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1103,7 +1103,7 @@ Version 2019.03 (2019-03-22)
     forumdirectory:
       Fixed a theming issue with frio [rabuzarus]
     js_upload:
-      Fixed a missing extionsion index [nupplaphil]
+      Fixed a missing extension index [nupplaphil]
     mailstream:
       Fixed a curl issue [MrPetovan]
     piwik:
diff --git a/view/js/ajaxupload.js b/view/js/ajaxupload.js
index 533fe2e924..e6e65b8923 100644
--- a/view/js/ajaxupload.js
+++ b/view/js/ajaxupload.js
@@ -211,7 +211,7 @@
     /**
      * Get file extension lowercase
      * @param {String} file name
-     * @return file extenstion
+     * @return file extension
      */    
     function getExt(file){
         return (-1 !== file.indexOf('.')) ? file.replace(/.*[.]/, '') : '';