diff --git a/lib/ace/document.js b/lib/ace/document.js
index a2ca7210..10a36eb2 100644
--- a/lib/ace/document.js
+++ b/lib/ace/document.js
@@ -547,7 +547,7 @@ var Document = function(text) {
     };
 
     /**
-    * Applies all the changes previously accumulated. These can be either `'includeText'`, `'insertLines'`, `'removeText'`, and `'removeLines'`.
+    * Applies all the changes previously accumulated. These can be either `'insertText'`, `'insertLines'`, `'removeText'`, and `'removeLines'`.
     **/
     this.applyDeltas = function(deltas) {
         for (var i=0; i<deltas.length; i++) {
@@ -566,7 +566,7 @@ var Document = function(text) {
     };
 
     /**
-    * Reverts any changes previously applied. These can be either `'includeText'`, `'insertLines'`, `'removeText'`, and `'removeLines'`.
+    * Reverts any changes previously applied. These can be either `'insertText'`, `'insertLines'`, `'removeText'`, and `'removeLines'`.
     **/
     this.revertDeltas = function(deltas) {
         for (var i=deltas.length-1; i>=0; i--) {