diff --git a/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCell.java b/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCell.java
index 755da69e12..03110ec00b 100644
--- a/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCell.java
+++ b/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCell.java
@@ -609,7 +609,7 @@ public final class XSSFCell extends CellBase {
      * use {@link org.apache.poi.ss.util.CellUtil#setCellStyleProperties(Cell, java.util.Map)}</p>
      *
      * @param style  reference contained in the workbook.
-     * If the value is null then the style information is removed causing the cell to used the default workbook style.
+     * If the value is null then the style information is removed causing the cell to use the default workbook style.
      * @throws IllegalArgumentException if style belongs to a different styles source (most likely because style is from a different Workbook)
      */
     @Override
diff --git a/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCellStyle.java b/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCellStyle.java
index 02bb6bc66a..a9d1c76ad3 100644
--- a/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCellStyle.java
+++ b/poi-ooxml/src/main/java/org/apache/poi/xssf/usermodel/XSSFCellStyle.java
@@ -116,7 +116,7 @@ public class XSSFCellStyle implements CellStyle, Duplicatable {
      * This is normally called when trying to assign a style to a
      *  cell, to ensure the cell and the style are from the same
      *  workbook (if they're not, it won't work)
-     * @throws IllegalArgumentException if there's a workbook mis-match
+     * @throws IllegalArgumentException if there's a workbook mismatch
      */
     public void verifyBelongsToStylesSource(StylesTable src) {
         if(this._stylesSource != src) {
@@ -883,7 +883,7 @@ public class XSSFCellStyle implements CellStyle, Duplicatable {
      * <br>
     * <i>Note: Ensure Foreground color is set prior to background color.</i>
     * @param color the color to use
-    * @see #setFillBackgroundColor(org.apache.poi.xssf.usermodel.XSSFColor) )
+    * @see #setFillBackgroundColor(org.apache.poi.xssf.usermodel.XSSFColor)
     */
     public void setFillForegroundColor(XSSFColor color) {
         CTFill ct = getCTFill();
@@ -982,7 +982,7 @@ public class XSSFCellStyle implements CellStyle, Duplicatable {
 
     /**
      * This element is used to specify cell fill information for pattern and solid color cell fills. For solid cell fills (no pattern),
-     * foreground color is used is used. For cell fills with patterns specified, then the cell fill color is specified by the background color element.
+     * foreground color is used. For cell fills with patterns specified, then the cell fill color is specified by the background color element.
      *
      * @param pattern the fill pattern to use
      * @see #setFillBackgroundColor(XSSFColor)