diff --git a/src/KeyWordExt.cpp b/src/KeyWordExt.cpp
index 2d3babf..497e06a 100644
--- a/src/KeyWordExt.cpp
+++ b/src/KeyWordExt.cpp
@@ -135,10 +135,10 @@ namespace CppJieba
 		}
 		
 		_sortWLIDF(wordInfos);
-		LogDebug(string_format("calc weight & sorted:\n%s",joinWordInfos(wordInfos).c_str()));
+		LogDebug(string_format("calc weight & sorted:%s",joinWordInfos(wordInfos).c_str()));
 		
 		_prioritizeSubWords(wordInfos);
-		LogDebug(string_format("_prioritizeSubWords res:\n%s", joinWordInfos(wordInfos).c_str()));
+		LogDebug(string_format("_prioritizeSubWords res:%s", joinWordInfos(wordInfos).c_str()));
 		//extract TopN
 		for(uint i = 0; i < topN && i < wordInfos.size(); i++)
 		{