diff --git a/tikv-client/src/main/java/com/pingcap/tikv/operation/iterator/ScanIterator.java b/tikv-client/src/main/java/com/pingcap/tikv/operation/iterator/ScanIterator.java
index 6d20277754..1d2540562c 100644
--- a/tikv-client/src/main/java/com/pingcap/tikv/operation/iterator/ScanIterator.java
+++ b/tikv-client/src/main/java/com/pingcap/tikv/operation/iterator/ScanIterator.java
@@ -114,6 +114,7 @@ public boolean hasNext() {
     if (cacheDrain()) {
       if (!loadCache()) {
         endOfRegion = true;
+        return false;
       }
     }
     if (!contains(currentCache.get(index).getKey())) {