diff --git a/Version.props b/Version.props
index 0fa15ae..957c94a 100644
--- a/Version.props
+++ b/Version.props
@@ -5,7 +5,7 @@
     so every referenced version variable must be defined here.
   -->
   <PropertyGroup Label="Roslyn.Utilities (sibling repo)">
-    <ANcpLuaRoslynUtilitiesVersion>2.2.41</ANcpLuaRoslynUtilitiesVersion>
+    <ANcpLuaRoslynUtilitiesVersion>2.2.48</ANcpLuaRoslynUtilitiesVersion>
   </PropertyGroup>
 
   <PropertyGroup Label="Microsoft.Agents (MAF 1.13.0)">
@@ -18,8 +18,8 @@
   </PropertyGroup>
 
   <PropertyGroup Label="Roslyn">
-    <!-- ANcpLua.Roslyn.Utilities 2.2.39 floors Microsoft.CodeAnalysis.CSharp at 5.6.0. -->
-    <MicrosoftCodeAnalysisCSharpVersion>5.6.0</MicrosoftCodeAnalysisCSharpVersion>
+    <!-- ANcpLua.Roslyn.Utilities 2.2.47+ floors Microsoft.CodeAnalysis.CSharp at 5.9.0, the compiler of SDK 10.0.4xx. -->
+    <MicrosoftCodeAnalysisCSharpVersion>5.9.0</MicrosoftCodeAnalysisCSharpVersion>
   </PropertyGroup>
 
   <PropertyGroup Label="Testing">
diff --git a/global.json b/global.json
index 1a56dbe..35ce2fb 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "10.0.302",
+    "version": "10.0.401",
     "rollForward": "latestFeature",
     "allowPrerelease": true
   },