diff --git a/060/main.cpp b/060/main.cpp
index e18e623..ea25551 100644
--- a/060/main.cpp
+++ b/060/main.cpp
@@ -118,8 +118,7 @@ vector<unordered_set<unsigned int>> aPriori(const vector<unordered_set<unsigned
 }
 
 int main(){
-
-    cout << "Hello this is Patrick" << endl;
+    std::cout << "Hello this is Patrick" << endl;
     auto start = chrono::high_resolution_clock::now();
 
     auto primeVector = sieve(10000);
@@ -151,7 +150,7 @@ int main(){
 
                                 for(auto mt = candidateQuintets.begin(); mt != candidateQuintets.end(); ++mt){
                                     if(match(*it, *mt) && match(*jt, *mt) && match(*kt, *mt) && match(*lt, *mt)){
-                                        cout << *it << " " << *jt << " " << *kt << " " << *lt << " " << *mt << " equals: " << *it + *jt + *kt + *lt + *mt << endl;
+                                        std::cout << *it << " " << *jt << " " << *kt << " " << *lt << " " << *mt << " equals: " << *it + *jt + *kt + *lt + *mt << endl;
 
                                         foundSum = true;
                                         break;
@@ -169,7 +168,7 @@ int main(){
     }
 
     auto duration = chrono::duration_cast<chrono::milliseconds>(chrono::high_resolution_clock::now() - start);
-    cout << (float)duration.count()/1000 << endl;
+    std::cout << (float)duration.count()/1000 << endl;
 
     return 0;
 }
\ No newline at end of file