diff --git a/test/AnnotationTest.thrift b/test/AnnotationTest.thrift
index 6238395..7e24e1c 100644
--- a/test/AnnotationTest.thrift
+++ b/test/AnnotationTest.thrift
@@ -49,6 +49,14 @@
   SATURDAY ( weekend = "yes" )
 } (foo.bar="baz")
 
+/* Note that annotations on senum values are not supported. */
+senum seasons {
+  "Spring",
+  "Summer",
+  "Fall",
+  "Winter"
+} ( foo = "bar" )
+
 struct ostr_default {
   1: i32 bar;
 }