diff --git a/CHANGELOG.md b/CHANGELOG.md
index 90e8975fb..41947bb86 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 - Debug from .csproj and .sln [#5876](https://github.com/dotnet/vscode-csharp/issues/5876)
 
 # 11.3.x
+* Update Roslyn to 5.13.0-1.26506.2 (PR: [#9847](https://github.com/dotnet/vscode-csharp/pull/9847))
+  * Prevent odd document Uris from causing inadvertent syntax errors (PR: [#85886](https://github.com/dotnet/roslyn/pull/85886))
+  * Add code actions for documentation diagnostics (PR: [#85728](https://github.com/dotnet/roslyn/pull/85728))
+  * Add folding ranges for documentation directives (PR: [#85725](https://github.com/dotnet/roslyn/pull/85725))
+  * Add semantic-token support for documentation directives (PR: [#85724](https://github.com/dotnet/roslyn/pull/85724))
+  * Add documentation formatting, completion and snippets (PR: [#85727](https://github.com/dotnet/roslyn/pull/85727))
+  * Move extension handler API to Workspaces (PR: [#85209](https://github.com/dotnet/roslyn/pull/85209))
 * Update Roslyn to 5.13.0-1.26502.3 (PR: [#9842](https://github.com/dotnet/vscode-csharp/pull/9842))
   * Handle cref type parameters in symbol lookup (PR: [#85840](https://github.com/dotnet/roslyn/pull/85840))
   * Restore Razor HTML snippets at EOF and isolate completion requests (PR: [#85827](https://github.com/dotnet/roslyn/pull/85827))
diff --git a/package.json b/package.json
index ff9b06fab..0e42715bf 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "workspace"
   ],
   "defaults": {
-    "roslyn": "5.13.0-1.26502.3",
+    "roslyn": "5.13.0-1.26506.2",
     "omniSharp": "1.39.14",
     "razorOmnisharp": "7.0.0-preview.23363.1",
     "xamlTools": "18.10.12014.341",