diff --git a/test/ConstantsDemo.thrift b/test/ConstantsDemo.thrift
index 3af9f93..8cc6a1f 100644
--- a/test/ConstantsDemo.thrift
+++ b/test/ConstantsDemo.thrift
@@ -10,7 +10,11 @@
   TWO = 2
 }
 
-const map<i32,string> GEN_ENUM_NAMES = {ONE : "HOWDY", TWO: PARTNER}
+struct thing2 {
+  1: constants val = TWO
+}
+
+const map<constants,string> GEN_ENUM_NAMES = {ONE : "HOWDY", TWO: PARTNER}
 
 const i32 hex_const = 0x0001F