1 files changed, 7 insertions, 0 deletions
diff --git a/extractor/features/max_lex_source_given_target.h b/extractor/features/max_lex_source_given_target.h
index e87c1c8e..bfa7ef1b 100644
--- a/extractor/features/max_lex_source_given_target.h
+++ b/extractor/features/max_lex_source_given_target.h
@@ -7,8 +7,12 @@
 
 using namespace std;
 
+namespace extractor {
+
 class TranslationTable;
 
+namespace features {
+
 class MaxLexSourceGivenTarget : public Feature {
  public:
   MaxLexSourceGivenTarget(shared_ptr<TranslationTable> table);
@@ -21,4 +25,7 @@ class MaxLexSourceGivenTarget : public Feature {
   shared_ptr<TranslationTable> table;
 };
 
+} // namespace features
+} // namespace extractor
+
 #endif