diff --git a/src/main/java/org/apache/commons/lang3/builder/EqualsExclude.java b/src/main/java/org/apache/commons/lang3/builder/EqualsExclude.java
index 1ed29f05d..fe09f815e 100755
--- a/src/main/java/org/apache/commons/lang3/builder/EqualsExclude.java
+++ b/src/main/java/org/apache/commons/lang3/builder/EqualsExclude.java
@@ -26,6 +26,8 @@
  * Use this annotation to exclude a field from being being used by
  * the various <code>reflectionEquals</code> methods defined on
  * {@link EqualsBuilder}.
+ *
+ * @since 3.5
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.FIELD)
diff --git a/src/main/java/org/apache/commons/lang3/builder/HashCodeExclude.java b/src/main/java/org/apache/commons/lang3/builder/HashCodeExclude.java
index 25bac4c20..65d9bef42 100755
--- a/src/main/java/org/apache/commons/lang3/builder/HashCodeExclude.java
+++ b/src/main/java/org/apache/commons/lang3/builder/HashCodeExclude.java
@@ -26,6 +26,8 @@
  * Use this annotation to exclude a field from being being used by
  * the various <code>reflectionHashcode</code> methods defined on
  * {@link HashCodeBuilder}.
+ *
+ * @since 3.5
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.FIELD)
diff --git a/src/main/java/org/apache/commons/lang3/builder/ToStringExclude.java b/src/main/java/org/apache/commons/lang3/builder/ToStringExclude.java
index c080e317a..4cd31cc1f 100755
--- a/src/main/java/org/apache/commons/lang3/builder/ToStringExclude.java
+++ b/src/main/java/org/apache/commons/lang3/builder/ToStringExclude.java
@@ -25,6 +25,8 @@
 /**
  * Use this annotation to exclude a field from being being used by
  * the {@link ReflectionToStringBuilder}.
+ *
+ * @since 3.5
  */
 @Retention(RetentionPolicy.RUNTIME)
 @Target(ElementType.FIELD)