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-rw-r--r--src/storage/ngram.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/storage/ngram.cpp b/src/storage/ngram.cpp
index 664ecb6..e836ee5 100644
--- a/src/storage/ngram.cpp
+++ b/src/storage/ngram.cpp
@@ -73,7 +73,7 @@ bool SingleGram::prune(){
return true;
}
-bool token_less_than(const SingleGramItem & lhs,const SingleGramItem & rhs){
+static bool token_less_than(const SingleGramItem & lhs,const SingleGramItem & rhs){
return lhs.m_token < rhs.m_token;
}