diff --git a/CHANGELOG.md b/CHANGELOG.md
index 67402833b..6664cb7e8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,16 @@
 
 # 2.152.x
 
+* Update Roslyn to 5.13.0-1.26479.11 (PR: [#9824](https://github.com/dotnet/vscode-csharp/pull/9824))
+  * Support per-client project autoload initialization options (PR: [#85814](https://github.com/dotnet/roslyn/pull/85814))
+  * FileBasedProgramsEntryPointDiscovery: Use File.Move instead of File.Replace for cache file (PR: [#85763](https://github.com/dotnet/roslyn/pull/85763))
+  * Support MTP in language server test runs (PR: [#85271](https://github.com/dotnet/roslyn/pull/85271))
+  * Update dependencies for C# extension test discovery compatibility (PR: [#85747](https://github.com/dotnet/roslyn/pull/85747))
+  * Fix inline declaration scope for expression-bodied local functions (PR: [#85775](https://github.com/dotnet/roslyn/pull/85775))
+  * Handle empty diagnostic help links (PR: [#85734](https://github.com/dotnet/roslyn/pull/85734))
+  * Fix Razor crash for incomplete render modes (PR: [#85693](https://github.com/dotnet/roslyn/pull/85693))
+  * Defer LSP semantic tokens until projects finish loading (PR: [#85688](https://github.com/dotnet/roslyn/pull/85688))
+  * Support public pull diagnostics alongside legacy endpoints (PR: [#85208](https://github.com/dotnet/roslyn/pull/85208))
 * Update Roslyn to 5.12.0-1.26465.4 (PR: [#9772](https://github.com/dotnet/vscode-csharp/pull/9772))
   * Avoid cache misses due to cancellation in deprioritized analyzer cache (PR: [#85222](https://github.com/dotnet/roslyn/pull/85222))
   * Move the LanguageServerProjectLoader over to our priority queue (PR: [#85272](https://github.com/dotnet/roslyn/pull/85272))
diff --git a/package.json b/package.json
index 76c4b6f9d..89dad9beb 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "workspace"
   ],
   "defaults": {
-    "roslyn": "5.12.0-1.26465.4",
+    "roslyn": "5.13.0-1.26479.11",
     "omniSharp": "1.39.15",
     "razorOmnisharp": "7.0.0-preview.23363.1",
     "xamlTools": "18.10.12014.341",