diff --git a/cmake/Modules/FindNETCDF.cmake b/cmake/Modules/FindNETCDF.cmake
index 61eb4ceba..c7986a90a 100644
--- a/cmake/Modules/FindNETCDF.cmake
+++ b/cmake/Modules/FindNETCDF.cmake
@@ -118,7 +118,7 @@ ELSE ()
       IF (EXTRA_FLAGS)
          SEPARATE_ARGUMENTS(EXTRA_FLAGS NATIVE_COMMAND "${EXTRA_FLAGS}")
          LIST(REMOVE_DUPLICATES EXTRA_FLAGS)
-         LIST(FILTER EXTRA_FLAGS EXCLUDE REGEX "netcdf+|-L+")
+         LIST(FILTER EXTRA_FLAGS EXCLUDE REGEX "netcdf+")
          MESSAGE(STATUS "Extra library flags: ${EXTRA_FLAGS}")
       ELSE ()
          MESSAGE(STATUS "Cannot execute ${CMD}")
diff --git a/swiftest/CMakeLists.txt b/swiftest/CMakeLists.txt
index 47485dbe6..633b2b6d1 100644
--- a/swiftest/CMakeLists.txt
+++ b/swiftest/CMakeLists.txt
@@ -33,6 +33,10 @@ ADD_LIBRARY(${SWIFTEST_BINDINGS} MODULE ${SWIFTEST_BINDINGS})
 IF (NOT BUILD_SHARED_LIBS) 
     SET_PROPERTY(TARGET ${SWIFTEST_BINDINGS} PROPERTY POSITION_INDEPENDENT_CODE)
 ENDIF ()
+IF(USE_OPENMP OR USE_SIMD)
+    SET_PROPERTY(TARGET ${SWIFTEST_BINDINGS} APPEND_STRING PROPERTY COMPILE_FLAGS  "${OpenMP_Fortran_FLAGS} ")
+ENDIF()
+
 TARGET_LINK_LIBRARIES(${SWIFTEST_BINDINGS} swiftest ${NETCDF_LIBRARIES} $ENV{LIBS})
 PYTHON_EXTENSION_MODULE(${SWIFTEST_BINDINGS})
 TARGET_INCLUDE_DIRECTORIES(${SWIFTEST_BINDINGS} PUBLIC ${CMAKE_CURRENT_SOURCE_DIR} ${MOD} ${NETCDF_INCLUDE_DIR})