diff --git a/tests/integrations/server_encryption.rs b/tests/integrations/server_encryption.rs
index efa82f999fe..764b4abc033 100644
--- a/tests/integrations/server_encryption.rs
+++ b/tests/integrations/server_encryption.rs
@@ -13,6 +13,9 @@ fn test_snapshot_encryption<T: Simulator>(cluster: &mut Cluster<T>) {
     }
 
     cluster.pd_client.must_add_peer(r1, new_learner_peer(2, 2));
+    cluster.pd_client.must_add_peer(r1, new_peer(2, 2));
+    // ensure that peer 2 has all previous logs.
+    cluster.must_put(b"00", b"00");
     must_get_equal(&cluster.get_engine(2), b"key-00", b"value");
     must_get_cf_equal(&cluster.get_engine(2), "lock", b"key-50", b"value");
     must_get_cf_equal(&cluster.get_engine(2), "write", b"key-99", b"value");