diff --git a/ortools/algorithms/knapsack_solver_test.cc b/ortools/algorithms/knapsack_solver_test.cc
index 2c7572aead..771037b351 100644
--- a/ortools/algorithms/knapsack_solver_test.cc
+++ b/ortools/algorithms/knapsack_solver_test.cc
@@ -133,7 +133,9 @@ int64_t SolveKnapsackProblem(
     return kInvalidSolution;
   }
 #else  // !defined(USE_SCIP)
+#if !defined(_MSC_VER)
 #warning SCIP support disable
+#endif  // !defined(_MSC_VER)
 #endif  // !defined(USE_SCIP)
 
   const int64_t cpsat_profit = SolveKnapsackProblemUsingSpecificSolver(