diff --git a/python3.12-scipy.spec b/python3.12-scipy.spec
index 12e5098..6f521e0 100644
--- a/python3.12-scipy.spec
+++ b/python3.12-scipy.spec
@@ -154,66 +154,59 @@ export FLEXIBLAS=netlib
 # default test timeout
 TIMEOUT=500
 
-# https://github.com/scipy/scipy/issues/17912
-SKIP_ALL="\
-not TestDatasets and \
-not TestOde and \
-not TestComplexOde and \
-not TestVODECheckParameterUse and \
-not TestZVODECheckParameterUse and \
-not test_banded_ode_solvers and \
-not test_examples[True-complex64]"
-export PYTEST_ADDOPTS="-k '$SKIP_ALL'"
-# TestConstructUtils::test_concatenate_int32_overflow is flaky on aarch64
-%ifarch aarch64 ppc64le
-# https://bugzilla.redhat.com/show_bug.cgi?id=1959353
-export PYTEST_ADDOPTS="-k '$SKIP_ALL and \
-not test_solve_discrete_are and \
-not test_maxiter_worsening[lgmres] and \
-not test_concatenate_int32_overflow and \
-not test_expm_multiply_dtype'"
+%ifarch aarch64
 TIMEOUT=1000
+# this is flaky according to the original Fedora spec
+export PYTEST_ADDOPTS="-k 'not test_concatenate_int32_overflow'"
+%endif
+
+%ifarch ppc64le
+TIMEOUT=1000
+%if 0%{?rhel} == 8
+# this fails in rhel8 brew but not in c8s koji
+# it has already been deselected in python3.11-scipy
+export PYTEST_ADDOPTS="-k 'not TestFFTConvolve and \
+not TestDoubleFFT and \
+not TestSingleFFT and \
+not TestDoubleIFFT and \
+not TestSingleIFFT and \
+not test_tpsv and \
+not TestLinear and \
+not test_various_drivers_standard and \
+not test_Mx1_economic and \
+not test_hegst and \
+not test_tpqrt_tpmqrt and \
+not test_pteqr and \
+not test_pptrs_pptri_pptrf_ppsv_ppcon and \
+not test_against_numpy_convolve and \
+not test_convolve_method and \
+not test_rank1 and \
+not test_splu_smoketest and \
+not test_spilu_smoketest and \
+not test_threads_parallel and \
+not test_hermitian and \
+not test_convergence and \
+not test_precond_dummy and \
+not test_x0_equals_Mb and \
+not test_show and \
+not test_svdp and \
+not test_examples'"
+%endif
 %endif
 
 %ifarch s390x
-# https://bugzilla.redhat.com/show_bug.cgi?id=1959353
-export PYTEST_ADDOPTS="-k '$SKIP_ALL and \
-not test_solve_discrete_are and \
-not test_maxiter_worsening[lgmres] and \
-not TestInterop and \
-not TestSplder and \
-not test_dblint and \
-not TestUnivariateSpline and \
-not TestLSQBivariateSpline and \
-not TestPPoly and \
-not TestLevyStable and \
-not test_distance_transform_cdt05'"
 TIMEOUT=1000
+export PYTEST_ADDOPTS="-k 'not test_distance_transform_cdt05 and not (TestZlibInputStream and test_all_data_read_)'"
 %endif
 
 %ifarch x86_64
-# skip also failing test_sygst for now
-export PYTEST_ADDOPTS="-k '$SKIP_ALL and \
-%{?rhel:not TestPPoly and \
-not TestLinprogIPSparse and \
-not test_axis_nan_policy_full and} \
-not test_sygst'"
+# this sometimes failed in rhel8 brew, but not in c8s koji or rhel9/c9s
+# assuming it's flaky or hardware/kernel dependent and disabling unconditionally
+export PYTEST_ADDOPTS="-k 'not test_large_rank_deficient'"
 %endif
 
-%ifarch i686 armv7hl
-# skip also test_cython_api: https://bugzilla.redhat.com/show_bug.cgi?id=2068496
-# https://github.com/scipy/scipy/issues/17213
-export PYTEST_ADDOPTS="-k '$SKIP_ALL and \
-not test_sygst and \
-not test_cython_api and \
-not test_examples and \
-not test_shifts and \
-not test_mu and \
-not test_sum and \
-not test_svdp and \
-not test_resiliency_all_32 and \
-not test_resiliency_random[TestCSC-test_sum_dtype]'"
-
+%ifarch i686
+export PYTEST_ADDOPTS="-k 'not test_gh12218 and not test_x0_equals_Mb[bicgstab-nonsymposdef-F]'"
 %endif
 
 pushd %{buildroot}/%{python3_sitearch}