diff --git a/src/test/incremental/hashes/enum_defs.rs b/src/test/incremental/hashes/enum_defs.rs
index b04b5ded811d..6be22d56f646 100644
--- a/src/test/incremental/hashes/enum_defs.rs
+++ b/src/test/incremental/hashes/enum_defs.rs
@@ -10,7 +10,7 @@
 
 
 // This test case tests the incremental compilation hash (ICH) implementation
-// for struct definitions.
+// for enum definitions.
 
 // The general pattern followed here is: Change one thing between rev1 and rev2
 // and make sure that the hash has changed, then change nothing between rev2 and