diff --git a/block/qcow2-snapshot.c b/block/qcow2-snapshot.c
index 42f971b590930c2fb6a0a432e76a94a903e359ad..4561a2abf91792f0643e1f4b505d4a7eb3316204 100644
--- a/block/qcow2-snapshot.c
+++ b/block/qcow2-snapshot.c
@@ -331,7 +331,7 @@ int qcow2_snapshot_create(BlockDriverState *bs, QEMUSnapshotInfo *sn_info)
 
     /* Check that the ID is unique */
     if (find_snapshot_by_id(bs, sn_info->id_str) >= 0) {
-        return -ENOENT;
+        return -EEXIST;
     }
 
     /* Populate sn with passed data */