diff --git a/lucene/CHANGES.txt b/lucene/CHANGES.txt
index 5bfdeb48555..652ec38bd23 100644
--- a/lucene/CHANGES.txt
+++ b/lucene/CHANGES.txt
@@ -197,6 +197,12 @@ Other
 * LUCENE-9271: ByteBufferIndexInput was refactored to work on top of the
   ByteBuffer API. (Adrien Grand)
 
+======================= Lucene 8.5.1 =======================
+
+Bug Fixes
+---------------------
+(No changes)
+
 ======================= Lucene 8.5.0 =======================
 
 API Changes
diff --git a/lucene/core/src/java/org/apache/lucene/util/Version.java b/lucene/core/src/java/org/apache/lucene/util/Version.java
index d31e2aeac65..aa1f3487da5 100644
--- a/lucene/core/src/java/org/apache/lucene/util/Version.java
+++ b/lucene/core/src/java/org/apache/lucene/util/Version.java
@@ -95,6 +95,13 @@ public final class Version {
   @Deprecated
   public static final Version LUCENE_8_5_0 = new Version(8, 5, 0);
 
+  /**
+   * Match settings and bugs in Lucene's 8.5.1 release.
+   * @deprecated Use latest
+   */
+  @Deprecated
+  public static final Version LUCENE_8_5_1 = new Version(8, 5, 1);
+
   /**
    * Match settings and bugs in Lucene's 9.0.0 release.
    * <p>
diff --git a/solr/CHANGES.txt b/solr/CHANGES.txt
index 888acd6a9c4..337f937ab00 100644
--- a/solr/CHANGES.txt
+++ b/solr/CHANGES.txt
@@ -155,6 +155,14 @@ Other Changes
   removed from solr-core in favor of SolrNamedThreadFactory in solrj package and all solr-core classes now use
   SolrNamedThreadFactory. (Andras Salamon, shalin)
 
+==================  8.5.1 ==================
+
+Consult the LUCENE_CHANGES.txt file for additional, low level, changes in this release.
+
+Bug Fixes
+---------------------
+(No changes)
+
 ==================  8.5.0 ==================
 
 Consult the LUCENE_CHANGES.txt file for additional, low level, changes in this release.