diff --git a/src/algorithms/hungarian.cc b/src/algorithms/hungarian.cc
index 9c4ed8c9a6..a0af55c9c2 100644
--- a/src/algorithms/hungarian.cc
+++ b/src/algorithms/hungarian.cc
@@ -45,6 +45,7 @@ class HungarianOptimizer {
   // Returns the assignment in the two vectors passed as argument.
   // agent[i] is assigned to task[i].
   void Minimize(std::vector<int>* agent, std::vector<int>* task);
+
  private:
   typedef void (HungarianOptimizer::*Step)();