diff --git a/src/Mod/Mesh/App/Core/Approximation.cpp b/src/Mod/Mesh/App/Core/Approximation.cpp
index 2c1731e26..ea2d94c6c 100644
--- a/src/Mod/Mesh/App/Core/Approximation.cpp
+++ b/src/Mod/Mesh/App/Core/Approximation.cpp
@@ -52,9 +52,9 @@ namespace ublas = boost::numeric::ublas;
 extern "C" void LAPACK_DGESV (int const* n, int const* nrhs, 
                      double* a, int const* lda, int* ipiv, 
                      double* b, int const* ldb, int* info);
-#elif defined(FC_USE_EIGEN)
-# include <Eigen/LeastSquares>
+
 #endif
+
 # include <Eigen/LeastSquares>
 
 using namespace MeshCore;