diff --git a/Directory.Packages.props b/Directory.Packages.props
index 36e2beb..f0251f4 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -4,7 +4,7 @@
     <PackageVersion Include="Microsoft.Bcl.HashCode" Version="1.1.1" />
     <PackageVersion Include="Roslynator.Analyzers" Version="4.2.0" />
     <PackageVersion Include="Roslynator.Formatting.Analyzers" Version="4.12.1" />
-    <PackageVersion Include="System.Collections.Immutable" Version="7.0.0" />
+    <PackageVersion Include="System.Collections.Immutable" Version="10.0.7" />
     <PackageVersion Include="System.Memory" Version="4.5.5" />
   </ItemGroup>
 
diff --git a/global.json b/global.json
index eb55f7d..2112a51 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "7.0.408",
+    "version": "10.0.203",
     "rollForward": "latestMajor"
   },
   "msbuild-sdks": {