--- a/setup.py 2022-03-07 18:58:58.000000000 -0300 +++ b/setup.py 2022-04-14 22:25:18.860887901 -0300 @@ -129,7 +129,7 @@ # optional modules if BUILD_GSL: - gsl = Extension('gsl', libraries = M_LIB + ['gsl'] + BLAS_LIB, + gsl = Extension('gsl', libraries = M_LIB + ['gsl', 'gslcblas'], include_dirs = [ GSL_INC_DIR ], library_dirs = [ GSL_LIB_DIR, BLAS_LIB_DIR ], define_macros = GSL_MACROS,