diff --git a/include/pressio/type_traits.hpp b/include/pressio/type_traits.hpp
index 4a4176f..c485507 100644
--- a/include/pressio/type_traits.hpp
+++ b/include/pressio/type_traits.hpp
@@ -59,9 +59,7 @@ template<class T, class Enable = void> struct Traits;
 #include "type_traits/nested_typedef_detection.hpp"
 
 //*** vector ****
-#ifdef PRESSIO_ENABLE_TPL_EIGEN
 #include "type_traits/native_eigen_vector.hpp"
-#endif
 #ifdef PRESSIO_ENABLE_TPL_KOKKOS
 #include "type_traits/native_kokkos_vector.hpp"
 #endif
@@ -81,10 +79,8 @@ template<class T, class Enable = void> struct Traits;
 #ifdef PRESSIO_ENABLE_TPL_TRILINOS
 #include "type_traits/native_teuchos_dense_matrix.hpp"
 #endif
-#ifdef PRESSIO_ENABLE_TPL_EIGEN
 #include "type_traits/native_eigen_dense_matrix.hpp"
 #include "type_traits/native_eigen_sparse_matrix.hpp"
-#endif
 
 //*** multi vector ****
 #ifdef PRESSIO_ENABLE_TPL_TRILINOS
diff --git a/include/pressio/type_traits/native_eigen_dense_matrix.hpp b/include/pressio/type_traits/native_eigen_dense_matrix.hpp
index 7e22c9a..73e4877 100644
--- a/include/pressio/type_traits/native_eigen_dense_matrix.hpp
+++ b/include/pressio/type_traits/native_eigen_dense_matrix.hpp
@@ -49,13 +49,16 @@
 #ifndef PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_DENSE_MATRIX_HPP_
 #define PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_DENSE_MATRIX_HPP_
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 #include "Eigen/Dense"
+#endif
 
 namespace pressio{
 
 template <typename T, typename enable = void>
 struct is_static_dense_matrix_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 /* T is a dense STATIC eigen matrix if
  * T is not an eigen vector
  * rows and cols are not = Eigen:Dynamic
@@ -73,11 +76,13 @@ struct is_static_dense_matrix_eigen<
     T::ColsAtCompileTime != Eigen::Dynamic
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_dynamic_dense_matrix_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 /* T is a dense DYNAMIC eigen matrix if
  * is not an eigen vector
  * is not a static dense matrix
@@ -148,11 +153,13 @@ struct is_dynamic_dense_matrix_eigen<
     T::ColsAtCompileTime != Eigen::Dynamic
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_dense_row_major_matrix_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template<typename T>
 struct is_dense_row_major_matrix_eigen<
   T,
@@ -162,11 +169,13 @@ struct is_dense_row_major_matrix_eigen<
     int(T::IsRowMajor)==1
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_dense_col_major_matrix_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template<typename T>
 struct is_dense_col_major_matrix_eigen<
   T,
@@ -176,11 +185,13 @@ struct is_dense_col_major_matrix_eigen<
     int(T::IsRowMajor)==0
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_dense_matrix_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template<typename T>
 struct is_dense_matrix_eigen<
   T,
@@ -189,6 +200,7 @@ struct is_dense_matrix_eigen<
     is_dynamic_dense_matrix_eigen<T>::value
     >
   > : std::true_type{};
+#endif
 
 }//end namespace
 #endif  // PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_DENSE_MATRIX_HPP_
diff --git a/include/pressio/type_traits/native_eigen_sparse_matrix.hpp b/include/pressio/type_traits/native_eigen_sparse_matrix.hpp
index 6d4b817..7484837 100644
--- a/include/pressio/type_traits/native_eigen_sparse_matrix.hpp
+++ b/include/pressio/type_traits/native_eigen_sparse_matrix.hpp
@@ -49,13 +49,16 @@
 #ifndef PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_SPARSE_MATRIX_HPP_
 #define PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_SPARSE_MATRIX_HPP_
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 #include "Eigen/Sparse"
+#endif
 
 namespace pressio{
 
 template <typename T, typename enable = void>
 struct is_sparse_matrix_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 /*
  * T is an eigen sparse matrix if is
  * not an eigen vector
@@ -72,7 +75,7 @@ struct is_sparse_matrix_eigen<
       >::value
     >
   > : std::true_type{};
-
+#endif
 
 //----------------------------------------------------------------------
 
diff --git a/include/pressio/type_traits/native_eigen_vector.hpp b/include/pressio/type_traits/native_eigen_vector.hpp
index c3afbd0..bb05cfd 100644
--- a/include/pressio/type_traits/native_eigen_vector.hpp
+++ b/include/pressio/type_traits/native_eigen_vector.hpp
@@ -49,13 +49,16 @@
 #ifndef PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_VECTOR_HPP_
 #define PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_VECTOR_HPP_
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 #include <Eigen/Dense>
+#endif
 
 namespace pressio{ 
 
 template <typename T, typename enable = void>
 struct is_dynamic_row_vector_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_dynamic_row_vector_eigen<
   T,
@@ -66,11 +69,13 @@ struct is_dynamic_row_vector_eigen<
 		 >::value
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_static_row_vector_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_static_row_vector_eigen<
   T,
@@ -82,11 +87,14 @@ struct is_static_row_vector_eigen<
     !is_dynamic_row_vector_eigen<T>::value
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_dynamic_column_vector_eigen : std::false_type {};
 
+
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_dynamic_column_vector_eigen<
   T,
@@ -97,11 +105,14 @@ struct is_dynamic_column_vector_eigen<
 		 >::value
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_static_column_vector_eigen : std::false_type {};
 
+
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_static_column_vector_eigen<
   T,
@@ -113,11 +124,14 @@ struct is_static_column_vector_eigen<
     !is_dynamic_column_vector_eigen<T>::value
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_static_vector_eigen : std::false_type {};
 
+
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_static_vector_eigen<
   T,
@@ -126,11 +140,14 @@ struct is_static_vector_eigen<
     is_static_column_vector_eigen<T>::value
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_dynamic_vector_eigen : std::false_type {};
 
+
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_dynamic_vector_eigen<
   T,
@@ -139,11 +156,13 @@ struct is_dynamic_vector_eigen<
     is_dynamic_column_vector_eigen<T>::value
     >
   > : std::true_type{};
+#endif
 //----------------------------------------------
 
 template <typename T, typename enable = void>
 struct is_vector_eigen : std::false_type {};
 
+#ifdef PRESSIO_ENABLE_TPL_EIGEN
 template <typename T>
 struct is_vector_eigen<
   T,
@@ -152,6 +171,7 @@ struct is_vector_eigen<
     is_static_vector_eigen<T>::value
     >
   > : std::true_type{};
+#endif
 
 }//end namespace 
 #endif  // PRESSIOOPS_TYPE_TRAITS_NATIVE_EIGEN_VECTOR_HPP_