diff --git a/graph/hopcroft_karp.cpp b/graph/hopcroft_karp.cpp
index a350e969e..35b80900f 100644
--- a/graph/hopcroft_karp.cpp
+++ b/graph/hopcroft_karp.cpp
@@ -226,16 +226,9 @@ bool BGraph::dfs(int u)
 BGraph::BGraph():NIL(0),INF(INT_MAX)
 {}
 
-// Default Constructor for initialization
-BGraph::BGraph(){
-     NIL=0;
-     INF=INT_MAX;
-}
-
 // Constructor for initialization
 BGraph::BGraph(int m, int n):NIL(0),INF(INT_MAX)
 {
-    this->BGraph();
     this->m = m;
     this->n = n;
     adj = std::vector<std::list<int> >(m + 1);