diff --git a/sources/ControladorUsuarios.cpp b/sources/ControladorUsuarios.cpp
index 94f9be65583ef738f5c251ba1245c3450b067c86..04fd341a10845f26ed6fcc1c1eaf7e17a0d71b03 100644
--- a/sources/ControladorUsuarios.cpp
+++ b/sources/ControladorUsuarios.cpp
@@ -58,9 +58,9 @@ chrono::year_month_day ControladorUsuarios::registrarEmprestimo(string CPF, shar
   }
 
   chrono::year_month_day dataDevolucao = user_it->emprestar(descricao);
-  //if (int(dataDevolucao.year()) == 0 && unsigned(dataDevolucao.month()) == 0 && unsigned(dataDevolucao.day()) == 0) {
-  //  cerr << "> Erro: Falha ao realizar um emprestimo" << endl;
-  //}
+  if (int(dataDevolucao.year()) == 0 && unsigned(dataDevolucao.month()) == 0 && unsigned(dataDevolucao.day()) == 0) {
+   cerr << "> Erro: Falha ao realizar um emprestimo" << endl;
+  }
 
   return dataDevolucao;
 }