diff --git a/src/rules/mson-inheritance.coffee b/src/rules/mson-inheritance.coffee
index 799c326..3d8bd36 100644
--- a/src/rules/mson-inheritance.coffee
+++ b/src/rules/mson-inheritance.coffee
@@ -64,8 +64,10 @@ module.exports =
       push = true
 
     # Copy super-type and all the member types to sub type
-    dataStructure.typeDefinition.typeSpecification.name = superTypeBaseName
     rule.copyMembers @dataStructures[superType.literal], memberTypeSection
+    dataStructure.typeDefinition.typeSpecification =
+      name: superTypeBaseName
+      nestedTypes: @dataStructures[superType.literal].typeDefinition.typeSpecification.nestedTypes
 
     # Push the created type section
     dataStructure.sections.push memberTypeSection if push and memberTypeSection.content.length
diff --git a/test/fixtures/dataStructures.ast.json b/test/fixtures/dataStructures.ast.json
index e305597..cebe61f 100644
--- a/test/fixtures/dataStructures.ast.json
+++ b/test/fixtures/dataStructures.ast.json
@@ -751,7 +751,12 @@
                           "typeDefinition": {
                             "typeSpecification": {
                               "name": "array",
-                              "nestedTypes": []
+                              "nestedTypes": [
+                                {
+                                  "literal": "Coupon",
+                                  "variable": false
+                                }
+                              ]
                             },
                             "attributes": []
                           },