diff --git a/src/test/rustdoc-ui/coverage/allow_missing_docs.rs b/src/test/rustdoc-ui/coverage/allow_missing_docs.rs
index 87af1a458648c..c077be31b209d 100644
--- a/src/test/rustdoc-ui/coverage/allow_missing_docs.rs
+++ b/src/test/rustdoc-ui/coverage/allow_missing_docs.rs
@@ -36,4 +36,6 @@ pub mod bar {
     pub struct Bar { //~ WARN
         pub f: u32, //~ WARN
     }
+
+    pub struct NeedsNoDocs;
 }