diff --git a/poi-scratchpad/src/main/java/org/apache/poi/hsmf/datatypes/AttachmentChunks.java b/poi-scratchpad/src/main/java/org/apache/poi/hsmf/datatypes/AttachmentChunks.java
index 8993701fbd..cabd8003c8 100644
--- a/poi-scratchpad/src/main/java/org/apache/poi/hsmf/datatypes/AttachmentChunks.java
+++ b/poi-scratchpad/src/main/java/org/apache/poi/hsmf/datatypes/AttachmentChunks.java
@@ -150,6 +150,7 @@ public class AttachmentChunks implements ChunkGroup {
 
     /**
      * @return long path name for the attachment
+     * @since POI 5.4.0
      */
     public StringChunk getAttachLongPathName() {
         return attachLongPathName;
@@ -157,14 +158,15 @@ public class AttachmentChunks implements ChunkGroup {
 
     /**
      * @return attachment content location -- relative or absolute URI matching reference in html body
+     * @since POI 5.4.0
      */
     public StringChunk getAttachContentLocation() {
         return attachContentLocation;
     }
 
     /**
-     *
      * @return the display name of the attachment
+     * @since POI 5.4.0
      */
     public StringChunk getAttachDisplayName() {
         return attachDisplayName;
@@ -172,6 +174,7 @@ public class AttachmentChunks implements ChunkGroup {
 
     /**
      * @return the language property for the attachment
+     * @since POI 5.4.0
      */
     public StringChunk getAttachLanguage() {
         return attachLanguage;
@@ -207,6 +210,7 @@ public class AttachmentChunks implements ChunkGroup {
 
     /**
      * @return record key
+     * @since POI 5.4.0
      */
     public ByteChunk getAttachRecordKey() {
         return attachRecordKey;