1 files changed, 1 insertions, 0 deletions
diff --git a/doc.go b/doc.go
index e0f4d08c..12032483 100644
--- a/doc.go
+++ b/doc.go
@@ -53,6 +53,7 @@
 //     repeated use is undefined behavior.
 //
 // Mutation labels:
+//
 //   - Mut-No: returned values must not be mutated.
 //
 // These labels describe the API contract only,