diff --git a/lib/dry/types/hash.rb b/lib/dry/types/hash.rb
index 1342ad5e..7606237e 100644
--- a/lib/dry/types/hash.rb
+++ b/lib/dry/types/hash.rb
@@ -121,13 +121,8 @@ def build_keys(type_map)
       # @api private
       def resolve_type(type)
         case type
-        when ::Class
-          if type < Type
-            type
-          else
-            Types[type]
-          end
-        when ::String then Types[type]
+        when Type then type
+        when ::Class, ::String then Types[type]
         else type
         end
       end
diff --git a/spec/dry/types/schema_spec.rb b/spec/dry/types/schema_spec.rb
index 0f7a6327..19018a9c 100644
--- a/spec/dry/types/schema_spec.rb
+++ b/spec/dry/types/schema_spec.rb
@@ -293,7 +293,7 @@ def self.to_ary
 
     it 'uses type even if it is a class with a registered name' do
       bool = Class.new do
-        include(Dry::Types::Type)
+        extend Dry::Types::Type
 
         def self.meta
           {}