diff --git a/block/nfs.c b/block/nfs.c
index 4ee2ad59d9..3349b67a76 100644
--- a/block/nfs.c
+++ b/block/nfs.c
@@ -557,6 +557,7 @@ static BlockdevOptionsNfs *nfs_options_qdict_to_qapi(QDict *options,
     BlockdevOptionsNfs *opts = NULL;
     QObject *crumpled = NULL;
     Visitor *v;
+    const QDictEntry *e;
     Error *local_err = NULL;
 
     crumpled = qdict_crumple(options, errp);
@@ -574,6 +575,12 @@ static BlockdevOptionsNfs *nfs_options_qdict_to_qapi(QDict *options,
         return NULL;
     }
 
+    /* Remove the processed options from the QDict (the visitor processes
+     * _all_ options in the QDict) */
+    while ((e = qdict_first(options))) {
+        qdict_del(options, e->key);
+    }
+
     return opts;
 }