diff --git a/algorithm/italiano.h b/algorithm/italiano.h
index 32e3f40..acb0852 100644
--- a/algorithm/italiano.h
+++ b/algorithm/italiano.h
@@ -63,9 +63,9 @@ bool Italiano<T>::query(const T& u, const T& v) {
 
 template<typename T>
 void Italiano<T>::remove(const T& u, const T& v) {
-  //TRYCATCH if (!this->G.adjMatrix[u].contains(v)) return;
-  std::map<T, std::stack<T>> H;
+  if (!this->G.adjMatrix[u].contains(v)) return;
 
+  std::map<T, std::stack<T>> H;
   for (const auto& w : this->G.vertices()) {
     if (RT[w].contains(u, v)) {
       if (E[v].inc.size() > 1)