diff --git a/src/QuerySegment.hpp b/src/QuerySegment.hpp
index 9041cf3..93602bd 100644
--- a/src/QuerySegment.hpp
+++ b/src/QuerySegment.hpp
@@ -31,6 +31,7 @@ namespace CppJieba
             if (_getInitFlag())
             {
                 LogError("inited.");
+                return false;
             }
             if (!_mixSeg.init())
             {