diff --git a/lib/api_reference_helpers.rb b/lib/api_reference_helpers.rb
index 6d94faa..f4cd6c8 100644
--- a/lib/api_reference_helpers.rb
+++ b/lib/api_reference_helpers.rb
@@ -11,7 +11,7 @@ def schema_example(schema_data, references = [])
       return schema_data.default
     end
 
-    if Utils::is_primitive_schema(schema_data)
+    if is_primitive_schema(schema_data)
       return Utils::primitive_schema_example(schema_data)
     end
 
@@ -139,6 +139,18 @@ def is_required_schema_property?(schema, property)
     false
   end
 
+  # @param [Openapi3Parser::Node::Schema] schema
+  # @return [Boolean]
+  def is_complex_schema(schema)
+    !!(schema.all_of || schema.any_of || schema.one_of || schema.not)
+  end
+
+  # @param [Openapi3Parser::Node::Schema] schema
+  # @return [Boolean]
+  def is_primitive_schema(schema)
+    !is_complex_schema(schema) && !schema.type.nil? && schema.type != "object" && schema.type != "array"
+  end
+
   class Utils
     # @param [Openapi3Parser::Node::Schema] schema
     # @return [String, Number, Boolean]
@@ -162,17 +174,5 @@ def self.primitive_schema_example(schema)
         raise "Invalid primitive schema type: #{schema.type}"
       end
     end
-
-    # @param [Openapi3Parser::Node::Schema] schema
-    # @return [Boolean]
-    def self.is_complex_schema(schema)
-      !!(schema.all_of || schema.any_of || schema.one_of || schema.not)
-    end
-
-    # @param [Openapi3Parser::Node::Schema] schema
-    # @return [Boolean]
-    def self.is_primitive_schema(schema)
-      !is_complex_schema(schema) && !schema.type.nil? && schema.type != "object" && schema.type != "array"
-    end
   end
 end
diff --git a/source/schemas/template.html.md.erb b/source/schemas/template.html.md.erb
index 7480b07..3b05c7d 100644
--- a/source/schemas/template.html.md.erb
+++ b/source/schemas/template.html.md.erb
@@ -44,7 +44,7 @@ Available options:
 </table>
 <% end %>
 
-<% if schema.type == "object" || schema.type == "array" %>
+<% unless is_primitive_schema(schema) %>
 ## Example schema
 
 <% schema_json = json_pretty(schema_example(schema)) %>