diff --git a/CustomMath_lib/GaussMethod.h b/CustomMath_lib/GaussMethod.h
index defc875..9961602 100644
--- a/CustomMath_lib/GaussMethod.h
+++ b/CustomMath_lib/GaussMethod.h
@@ -13,17 +13,17 @@
 // 1.1.1
 Array LowerGaussSolve(const Matrix &A, const Array &b);
 
-[[maybe_unused]] void LowerGaussSolve_T(const Matrix &A, Array &b);
+void LowerGaussSolve_T(const Matrix &A, Array &b);
 
 // 1.1.2
 Array UpperGaussSolve(const Matrix &A, const Array &b);
 
-[[maybe_unused]] void UpperGaussSolve_T(const Matrix &A, Array &b);
+void UpperGaussSolve_T(const Matrix &A, Array &b);
 
 // 1.1.3
 Array LU_Solve(const Matrix &A, const Array &b);
 
-[[maybe_unused]] void LU_Solve_T(Matrix *A, Array &b);
+void LU_Solve_T(Matrix *A, Array &b);
 
 void LU_Factorization(const Matrix &A, Matrix *L, Matrix *U);