diff --git a/src/Microsoft.Extensions.Configuration.ImmutableBinder/ImmutableConfigurationBinder.cs b/src/Microsoft.Extensions.Configuration.ImmutableBinder/ImmutableConfigurationBinder.cs
index 73408fb..c95e89a 100644
--- a/src/Microsoft.Extensions.Configuration.ImmutableBinder/ImmutableConfigurationBinder.cs
+++ b/src/Microsoft.Extensions.Configuration.ImmutableBinder/ImmutableConfigurationBinder.cs
@@ -31,7 +31,6 @@ public static class ImmutableConfigurationBinder
         ///     If binding of the <paramref name="configuration"/> failed due to any reason.
         /// </exception>
         public static T ImmutableBind<T>(this IConfiguration configuration)
-            where T : class
         {
             if (configuration == null)
             {