diff --git a/bucket/r.json b/bucket/r.json
index 222e098944..640fab270d 100644
--- a/bucket/r.json
+++ b/bucket/r.json
@@ -38,6 +38,7 @@
             ]
         }
     },
+    "persist": "site-library",
     "checkver": {
         "url": "https://cloud.r-project.org/bin/windows/base/",
         "regex": "R-([\\d.]+)"