diff --git a/lib/include/idol/optimizers/bilevel-optimization/wrappers/MibS/MibS.h b/lib/include/idol/optimizers/bilevel-optimization/wrappers/MibS/MibS.h
index 5bc92a9e..9872f8c3 100644
--- a/lib/include/idol/optimizers/bilevel-optimization/wrappers/MibS/MibS.h
+++ b/lib/include/idol/optimizers/bilevel-optimization/wrappers/MibS/MibS.h
@@ -11,7 +11,7 @@
 #include "idol/modeling/constraints/Ctr.h"
 #include "idol/modeling/bilevel-optimization/LowerLevelDescription.h"
 
-#ifdef IDOL_USE_CPLEX
+#ifdef IDOL_USE_OSI
 #include <OsiSolverInterface.hpp>
 #endif