diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 0f035f0..51fe43f 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -1,6 +1,6 @@
 name: publish
 env:
-  VERSION: '0.2.2-preview'
+  VERSION: '0.2.3-preview'
   PRERELEASE: true
 on:
   push:
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 9c5057c..eeecafa 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 0.2.3-preview
+### Fixed
+- Fixed editor parameter signature in creation callback.
+
 ## 0.2.2-preview
 ### Added
 - Add editor to creation callback.
diff --git a/src/IWikiOptions.cs b/src/IWikiOptions.cs
index 9b4f41c..a8c0483 100644
--- a/src/IWikiOptions.cs
+++ b/src/IWikiOptions.cs
@@ -11,7 +11,7 @@ namespace Tavenem.Wiki
     /// </summary>
     /// <param name="article">The new article.</param>
     /// <param name="editor">The ID of the editor who created the article.</param>
-    public delegate ValueTask OnCreatedFunc(Article article, string? editor);
+    public delegate ValueTask OnCreatedFunc(Article article, string editor);
 
     /// <summary>
     /// The delegate signature used by <see cref="IWikiOptions.OnDeleted"/>.