diff --git a/standard/attributes.md b/standard/attributes.md
index f330acba9..f6330063b 100644
--- a/standard/attributes.md
+++ b/standard/attributes.md
@@ -20,7 +20,7 @@ A generic class declaration shall not use `System.Attribute` as a direct or indi
 
 > *Example*:
 >
-> <!-- Example: {template:"standalone-lib", name:"AttributeCantBeGeneric", expectedErrors:["CS8773"], ignoredWarnings:["CS0169"]} -->
+> <!-- Example: {template:"standalone-lib", name:"AttributeCantBeGeneric", expectedErrors:["CS8936"], ignoredWarnings:["CS0169"]} -->
 > ```csharp
 > public class B : Attribute {}
 > public class C<T> : B {} // Error – generic cannot be an attribute
diff --git a/tools/example-templates/code-in-class-lib-without-using/Project.csproj b/tools/example-templates/code-in-class-lib-without-using/Project.csproj
index 2a8ce3fc5..260d0b928 100644
--- a/tools/example-templates/code-in-class-lib-without-using/Project.csproj
+++ b/tools/example-templates/code-in-class-lib-without-using/Project.csproj
@@ -5,7 +5,7 @@
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
-    <LangVersion>9</LangVersion>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
 </Project>
diff --git a/tools/example-templates/code-in-class-lib/Project.csproj b/tools/example-templates/code-in-class-lib/Project.csproj
index 2a8ce3fc5..260d0b928 100644
--- a/tools/example-templates/code-in-class-lib/Project.csproj
+++ b/tools/example-templates/code-in-class-lib/Project.csproj
@@ -5,7 +5,7 @@
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
-    <LangVersion>9</LangVersion>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
 </Project>
diff --git a/tools/example-templates/code-in-main-without-using/Project.csproj b/tools/example-templates/code-in-main-without-using/Project.csproj
index 342a6fa80..b8efcf715 100644
--- a/tools/example-templates/code-in-main-without-using/Project.csproj
+++ b/tools/example-templates/code-in-main-without-using/Project.csproj
@@ -6,7 +6,7 @@
     <Nullable>annotations</Nullable>
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <LangVersion>9</LangVersion>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
 </Project>
diff --git a/tools/example-templates/code-in-main/Project.csproj b/tools/example-templates/code-in-main/Project.csproj
index 342a6fa80..b8efcf715 100644
--- a/tools/example-templates/code-in-main/Project.csproj
+++ b/tools/example-templates/code-in-main/Project.csproj
@@ -6,7 +6,7 @@
     <Nullable>annotations</Nullable>
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
-    <LangVersion>9</LangVersion>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
 </Project>
diff --git a/tools/example-templates/code-in-partial-class/Project.csproj b/tools/example-templates/code-in-partial-class/Project.csproj
index c069f5431..af618da96 100644
--- a/tools/example-templates/code-in-partial-class/Project.csproj
+++ b/tools/example-templates/code-in-partial-class/Project.csproj
@@ -6,7 +6,7 @@
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
-    <LangVersion>9</LangVersion>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
 </Project>
diff --git a/tools/example-templates/standalone-console-without-using/Project.csproj b/tools/example-templates/standalone-console-without-using/Project.csproj
index c108eadd6..7c11671a2 100644
--- a/tools/example-templates/standalone-console-without-using/Project.csproj
+++ b/tools/example-templates/standalone-console-without-using/Project.csproj
@@ -5,6 +5,7 @@
     <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>disable</Nullable>
+    <LangVersion>10</LangVersion>
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
diff --git a/tools/example-templates/standalone-console/Project.csproj b/tools/example-templates/standalone-console/Project.csproj
index 281bd3de6..bf5da4fae 100644
--- a/tools/example-templates/standalone-console/Project.csproj
+++ b/tools/example-templates/standalone-console/Project.csproj
@@ -5,6 +5,7 @@
     <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>disable</Nullable>
+    <LangVersion>10</LangVersion>
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
diff --git a/tools/example-templates/standalone-lib-without-using/Project.csproj b/tools/example-templates/standalone-lib-without-using/Project.csproj
index 19e60edae..f60a0c0a1 100644
--- a/tools/example-templates/standalone-lib-without-using/Project.csproj
+++ b/tools/example-templates/standalone-lib-without-using/Project.csproj
@@ -4,6 +4,7 @@
     <TargetFramework>net6.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <AssemblyName>$example-name</AssemblyName>
+    <LangVersion>10</LangVersion>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
   </PropertyGroup>
diff --git a/tools/example-templates/standalone-lib/Project.csproj b/tools/example-templates/standalone-lib/Project.csproj
index 2a8ce3fc5..260d0b928 100644
--- a/tools/example-templates/standalone-lib/Project.csproj
+++ b/tools/example-templates/standalone-lib/Project.csproj
@@ -5,7 +5,7 @@
     <AssemblyName>$example-name</AssemblyName>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Nullable>annotations</Nullable>
-    <LangVersion>9</LangVersion>
+    <LangVersion>10</LangVersion>
   </PropertyGroup>
 
 </Project>