diff --git a/docs/fundamentals/syslib-diagnostics/source-generator-overview.md b/docs/fundamentals/syslib-diagnostics/source-generator-overview.md
index f417225a5c3dc..13bcfb0e661c2 100644
--- a/docs/fundamentals/syslib-diagnostics/source-generator-overview.md
+++ b/docs/fundamentals/syslib-diagnostics/source-generator-overview.md
@@ -121,7 +121,7 @@ The following table provides an index to the `SYSLIB1XXX` diagnostics in .NET 6
 | [SYSLIB1099][1099] | COM Interop APIs on `System.Runtime.InteropServices.Marshal` do not support source-generated COM and will fail at run time. |
 | [SYSLIB1100][1100] | Configuration binding generator: Type is not supported. |
 | [SYSLIB1101][1101] | Configuration binding generator: Property on type is not supported. |
-| [SYSLIB1102][1102] | Configuration binding generator: Project's language version must be at least C# 11. |
+| [SYSLIB1102][1102] | Configuration binding generator: Project's language version must be at least C# 12. |
 | [SYSLIB1103][1103] | Configuration binding generator: Value types are invalid inputs to configuration 'Bind' methods. |
 | [SYSLIB1104][1104] | Configuration binding generator: Generator cannot determine the target configuration type. |
 | [SYSLIB1105][1105] | (Reserved for Microsoft.Extensions.Configuration.Binder.SourceGeneration.) |
diff --git a/docs/fundamentals/syslib-diagnostics/syslib1100-1118.md b/docs/fundamentals/syslib-diagnostics/syslib1100-1118.md
index 427b1c49809b9..55ec25a6116a2 100644
--- a/docs/fundamentals/syslib-diagnostics/syslib1100-1118.md
+++ b/docs/fundamentals/syslib-diagnostics/syslib1100-1118.md
@@ -11,6 +11,6 @@ The following table shows the diagnostic IDs for configuration binder source-gen
 | - | - |
 |  `SYSLIB1100` | Type is not supported. |
 |  `SYSLIB1101` | Property on type is not supported. |
-|  `SYSLIB1102` | Project's language version must be at least C# 11. |
+|  `SYSLIB1102` | Project's language version must be at least C# 12. |
 |  `SYSLIB1103` | Value types are invalid inputs to configuration 'Bind' methods. |
 |  `SYSLIB1104` | Generator cannot determine the target configuration type. |