diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1c0ac88d5..94c7edc5b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,9 +9,13 @@
 * Update Razor to 9.0.0-preview.24467.1
   * Fix LF line-ending auto format bug (PR: [#10802](https://github.com/dotnet/razor/pull/10802))
 * Bumped xamltools to 17.12.35319.159 (PR: [#7583](https://github.com/dotnet/vscode-csharp/pull/7583))
-* Bump xamlTools to 17.12.35318.29 (PR: [#7577](https://github.com/OmniSharp/omnisharp-vscode/pull/7577))
-* Register Copilot `relatedFilesProvider` for C# (PR: [#7578](https://github.com/OmniSharp/omnisharp-vscode/pull/7578))
-
+* Bump xamlTools to 17.12.35318.29 (PR: [#7577](https://github.com/dotnet/vscode-csharp/pull/7577))
+* Register Copilot `relatedFilesProvider` for C# (PR: [#7578](https://github.com/dotnet/vscode-csharp/pull/7578))
+* Update Roslyn to 4.12.0-3.24470.4 (PR: [#7589](https://github.com/dotnet/vscode-csharp/pull/7589))
+  * Remove ResultId from RelatedDocumentsHandler (PR: [#75176](https://github.com/dotnet/roslyn/pull/75176))
+  * Do not attempt to report EnC diagnostics for non-host workspaces (PR: [#75138](https://github.com/dotnet/roslyn/pull/75138))
+  * Allow Razor to get diagnostics for cohosting (PR: [#75102](https://github.com/dotnet/roslyn/pull/75102))
+Í
 # 2.48.x
 * Add signing support to VSIX (PR: [#7490](https://github.com/dotnet/vscode-csharp/pull/7490))
 * Update Debugger to v2.47.0 (PR: [#7547](https://github.com/dotnet/vscode-csharp/pull/7547))
diff --git a/package.json b/package.json
index 188589209..efcbbe5c1 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     }
   },
   "defaults": {
-    "roslyn": "4.12.0-3.24463.6",
+    "roslyn": "4.12.0-3.24470.4",
     "omniSharp": "1.39.11",
     "razor": "9.0.0-preview.24467.1",
     "razorOmnisharp": "7.0.0-preview.23363.1",
@@ -5592,4 +5592,4 @@
       }
     }
   }
-}
\ No newline at end of file
+}