diff --git a/regression_test.py b/regression_test.py
index aaed89c1a19fa26f55599f43b4a06be102a3016d..de697cd1d1ef37e45e3f2916990802ef4a91325e 100644
--- a/regression_test.py
+++ b/regression_test.py
@@ -49,7 +49,7 @@ class RegressionTest:
 			except Exception as ex:
 				cprint(str(ex)+" Not saved, a problem ocurred at "+name+" "+url,'red')
 	
-	def compare(self):
+	def compare(self, verbose):
 		fail = 0
 		for route in self.route_list:
 			name = route[0]
@@ -61,13 +61,13 @@ class RegressionTest:
 			try:
 				api_csv = pd.read_csv(url,float_precision='round_trip', encoding="utf-8-sig") #get from api
 				csv_route = pd.read_csv('route_result/'+file_name+'.csv', index_col=0, float_precision='round_trip', encoding="utf-8-sig") #get file
-				if(csv_route.equals(api_csv)): #comparing csv
+				if csv_route.equals(api_csv): #comparing csv
 					cprint(name+' OK!','green')
 				else:
 					fail+=1
 					cprint(name+' FAIL!','red')
-					# print(api_csv)
-					# print(csv_route)
+					if verbose:
+						print(pd.concat([csv_route, api_csv]).drop_duplicates(keep=False))
 			except Exception as ex:
 					cprint(str(ex)+"\n"+name+' FAIL!','red')
 					fail+=1