diff --git a/src/backupsites.js b/src/backupsites.js
index 3ac75197e..ead3e2591 100644
--- a/src/backupsites.js
+++ b/src/backupsites.js
@@ -565,6 +565,10 @@ async function reinitAll() {
     }
 }
 
+async function clear() {
+    await database.query('DELETE FROM backupSites');
+}
+
 export default {
     get,
     list,
@@ -601,5 +605,6 @@ export default {
 
     createPseudo,
 
-    reinitAll
+    reinitAll,
+    clear
 };
diff --git a/src/provision.js b/src/provision.js
index 52b48341e..e1f82ca1b 100644
--- a/src/provision.js
+++ b/src/provision.js
@@ -67,6 +67,7 @@ async function unprovision() {
     await dashboard.clearLocation();
     await mail.clearDomains();
     await domains.clear();
+    await backupSites.clear();
 }
 
 async function setupTask(domain, auditSource) {