diff --git a/README.md b/README.md
index 950459e..e1b3339 100644
--- a/README.md
+++ b/README.md
@@ -137,7 +137,7 @@ Deployment.
 
 ## Releases
 
-### 1.6.4 - 20XX-XX-XX
+### 1.6.4 - 2023-12-12
 
 - Added missing `com.intellij.modules.java` dependency.
 
diff --git a/resources/META-INF/plugin.xml b/resources/META-INF/plugin.xml
index 3315fb3..0aa25cb 100644
--- a/resources/META-INF/plugin.xml
+++ b/resources/META-INF/plugin.xml
@@ -23,6 +23,8 @@
     ]]></description>
 
   <change-notes><![CDATA[
+    Note: 1.6.3 had not been published because of a compatibility issue. Please refer to the changes of that version to see what has actually changed.
+
     - Added missing `com.intellij.modules.java` dependency.
     ]]>
   </change-notes>