diff --git a/src/bootstrap/compile.rs b/src/bootstrap/compile.rs
index 06ab0a9c310af..2ad2b1a5a4106 100644
--- a/src/bootstrap/compile.rs
+++ b/src/bootstrap/compile.rs
@@ -1012,4 +1012,7 @@ pub enum CargoMessage<'a> {
     BuildScriptExecuted {
         package_id: Cow<'a, str>,
     },
+    BuildFinished {
+        success: bool,
+    },
 }