diff --git a/OpenXmlFormats/Wordprocessing/Run.cs b/OpenXmlFormats/Wordprocessing/Run.cs
index 873bdd964..f2aec707f 100644
--- a/OpenXmlFormats/Wordprocessing/Run.cs
+++ b/OpenXmlFormats/Wordprocessing/Run.cs
@@ -1641,13 +1641,12 @@ public ST_Jc val
     public enum ST_Jc
     {
     
-        left,
+        start,
 
     
         center,
 
-    
-        right,
+        end,
 
     
         both,
@@ -1669,6 +1668,12 @@ public enum ST_Jc
 
     
         thaiDistribute,
+
+        
+        left,
+
+        
+        right
     }
 
 
diff --git a/ooxml/Util/EnumConverter.cs b/ooxml/Util/EnumConverter.cs
index 940e1c668..b40857aa4 100644
--- a/ooxml/Util/EnumConverter.cs
+++ b/ooxml/Util/EnumConverter.cs
@@ -21,6 +21,9 @@ public static ST_Jc ValueOf(ParagraphAlignment val)
                 case ParagraphAlignment.MEDIUM_KASHIDA: return ST_Jc.mediumKashida;
                 case ParagraphAlignment.NUM_TAB: return ST_Jc.numTab;
                 case ParagraphAlignment.RIGHT: return ST_Jc.right;
+                case ParagraphAlignment.LEFT: return ST_Jc.left;
+                case ParagraphAlignment.START: return ST_Jc.start;
+                case ParagraphAlignment.END: return ST_Jc.end;
                 case ParagraphAlignment.THAI_DISTRIBUTE: return ST_Jc.thaiDistribute;
                 default: return ST_Jc.left;
             }
diff --git a/ooxml/XWPF/Usermodel/ParagraphAlignment.cs b/ooxml/XWPF/Usermodel/ParagraphAlignment.cs
index 8792e57a6..a4f8c4a7d 100644
--- a/ooxml/XWPF/Usermodel/ParagraphAlignment.cs
+++ b/ooxml/XWPF/Usermodel/ParagraphAlignment.cs
@@ -32,16 +32,18 @@ public enum ParagraphAlignment
     {
         //YK: TODO document each alignment option
 
-        LEFT = (1),
+        START = (1),
         CENTER = (2),
-        RIGHT = (3),
+        END = (3),
         BOTH = (4),
         MEDIUM_KASHIDA = (5),
         DISTRIBUTE = (6),
         NUM_TAB = (7),
         HIGH_KASHIDA = (8),
         LOW_KASHIDA = (9),
-        THAI_DISTRIBUTE = (10)
+        THAI_DISTRIBUTE = (10),
+        LEFT = (11),
+        RIGHT = (12)
 
         //private int value;