diff --git a/src/tasks/buildkit.ts b/src/tasks/buildkit.ts
index c09e2e7..2378d18 100644
--- a/src/tasks/buildkit.ts
+++ b/src/tasks/buildkit.ts
@@ -253,7 +253,7 @@ keepBytes = ${cacheSizeBytes}
   try {
     await Promise.all([
       buildkit,
-      reportHealth({machineId, signal, headers, path: '/var/lib/buildkit'}),
+      reportHealth({machineId, signal, headers, path: rootDir}),
       reportUsage({machineId, signal, headers}),
     ])
   } catch (error) {