diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5eb9b80fa0..9afff3533a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,7 +4,8 @@
 - Debug from .csproj and .sln [#5876](https://github.com/dotnet/vscode-csharp/issues/5876)
 
 # 2.87.x
-* Bump Roslyn to 5.0.0-2.25368.8 (PR: [#8431](https://github.com/dotnet/vscode-csharp/pull/8431))
+* Bump Roslyn to 5.0.0-2.25371.17 (PR: [#8436](https://github.com/dotnet/vscode-csharp/pull/8436))
+  * Fix exception in additional file diagnostics (PR: [#79501](https://github.com/dotnet/roslyn/pull/79501))
   * Simplify stale project handling in hot reload(PR: [#79386](https://github.com/dotnet/roslyn/pull/79386))
   * Fix static extension method not showing up on enum type(PR: [#79454](https://github.com/dotnet/roslyn/pull/79454))
   * Update 'use auto property' to respect user options around `this.` for property access.(PR: [#79405](https://github.com/dotnet/roslyn/pull/79405))
diff --git a/package.json b/package.json
index 18cb41a4e1..04687227ef 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,7 @@
     "workspace"
   ],
   "defaults": {
-    "roslyn": "5.0.0-2.25368.8",
+    "roslyn": "5.0.0-2.25371.17",
     "omniSharp": "1.39.12",
     "razor": "10.0.0-preview.25368.1",
     "razorOmnisharp": "7.0.0-preview.23363.1",