diff --git a/unittests/Kokkos/ParallelAdd.hpp b/unittests/Kokkos/ParallelAdd.h
similarity index 100%
rename from unittests/Kokkos/ParallelAdd.hpp
rename to unittests/Kokkos/ParallelAdd.h
diff --git a/unittests/Kokkos/TestUtils.hpp b/unittests/Kokkos/TestUtils.h
similarity index 100%
rename from unittests/Kokkos/TestUtils.hpp
rename to unittests/Kokkos/TestUtils.h