diff --git a/src/HMMSegment.hpp b/src/HMMSegment.hpp
index 175e405..c832092 100644
--- a/src/HMMSegment.hpp
+++ b/src/HMMSegment.hpp
@@ -265,7 +265,6 @@ namespace CppJieba
             }
             bool _loadModel(const char* const filePath)
             {
-                LogDebug("loadModel [%s] start ...", filePath);
                 ifstream ifile(filePath);
                 string line;
                 vector<string> tmp;
@@ -329,8 +328,6 @@ namespace CppJieba
                     return false;
                 }
 
-                LogDebug("loadModel [%s] end.", filePath);
-
                 return true;
             }
             bool _getLine(ifstream& ifile, string& line)