diff --git a/src/algebra/TinyMatrix.hpp b/src/algebra/TinyMatrix.hpp
index 29a5d661191593ba6c5ba8934414c5c2bf65e3ef..2eced15cf5686d972554da3784ff295bcc3eadf8 100644
--- a/src/algebra/TinyMatrix.hpp
+++ b/src/algebra/TinyMatrix.hpp
@@ -186,14 +186,14 @@ public:
   }
 
   KOKKOS_INLINE_FUNCTION
-  constexpr T& operator()(const size_t& i, const size_t& j) noexcept
+  constexpr T& operator()(const size_t& i, const size_t& j) noexcept(NO_ASSERT)
   {
     Assert((i<N) and (j<N));
     return m_values[_index(i,j)];
   }
 
   KOKKOS_INLINE_FUNCTION
-  constexpr const T& operator()(const size_t& i, const size_t& j) const noexcept
+  constexpr const T& operator()(const size_t& i, const size_t& j) const noexcept(NO_ASSERT)
   {
     Assert((i<N) and (j<N));
     return m_values[_index(i,j)];
@@ -368,7 +368,7 @@ template <size_t N, typename T>
 KOKKOS_INLINE_FUNCTION
 constexpr TinyMatrix<N-1,T> getMinor(const TinyMatrix<N,T>& A,
                                      const size_t& I,
-                                     const size_t& J) noexcept
+                                     const size_t& J)
 {
   static_assert(N>=2, "minor calculation requires at least 2x2 matrices");
   Assert((I<N) and (J<N));