diff --git a/python/triqs_dft_tools/converters/elktools/elkwrappers/CMakeLists.txt b/python/triqs_dft_tools/converters/elktools/elkwrappers/CMakeLists.txt
index b4864851..bda8dbbd 100644
--- a/python/triqs_dft_tools/converters/elktools/elkwrappers/CMakeLists.txt
+++ b/python/triqs_dft_tools/converters/elktools/elkwrappers/CMakeLists.txt
@@ -11,13 +11,13 @@ add_custom_target(${module_name} ALL
 
 # for Intel fortran compilers we manually have to link against libiomp5 (-fqopenmp is always on in f2py)
 if(CMAKE_Fortran_COMPILER_ID MATCHES "Intel")
-  set(F2PY_COMMAND_PREFIX "LDFLAGS=-liomp5")
+  set(F2PY_INTEL_OPTIONS -liomp5 --fcompiler=intelem)
 endif()
 
 ##generate the fortran python wrapper shared library
 add_custom_command(
   OUTPUT ${generated_module_file}
-  COMMAND ${CMAKE_COMMAND} -E env ${F2PY_COMMAND_PREFIX} ${TRIQS_PYTHON_EXECUTABLE} -m numpy.f2py --build-dir ${CMAKE_CURRENT_BINARY_DIR}/meson --f90exec=${CMAKE_Fortran_COMPILER} --f77exec=${CMAKE_Fortran_COMPILER} -c ${fortran_src_file} -m ${module_name} > elk_f2py.log
+  COMMAND ${TRIQS_PYTHON_EXECUTABLE} -m numpy.f2py --build-dir ${CMAKE_CURRENT_BINARY_DIR}/meson --f90exec=${CMAKE_Fortran_COMPILER} --f77exec=${CMAKE_Fortran_COMPILER} ${F2PY_INTEL_OPTIONS} -c ${fortran_src_file} -m ${module_name} > elk_f2py.log
   WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
   )