diff --git a/python3.13.spec b/python3.13.spec
index 6ae61cb..db59320 100644
--- a/python3.13.spec
+++ b/python3.13.spec
@@ -1262,6 +1262,8 @@ CheckPython() {
   # see: https://github.com/python/cpython/issues/104280#issuecomment-1669249980
   # test_gdb is skipped due to https://bugzilla.redhat.com/2275274#c11
   # test_signal is skipped due to https://github.com/python/cpython/issues/118989
+  # test.test_concurrent_futures.test_deadlock tends to time out on s390x in
+  # freethreading{,-debug} build, skipping it to shorten the build time
   LD_LIBRARY_PATH=$ConfDir $ConfDir/python -m test.regrtest \
     -wW --slowest %{_smp_mflags} --timeout=2700 \
     -i test_freeze_simple_script \
@@ -1272,6 +1274,7 @@ CheckPython() {
     %endif
     %ifarch s390x
     -x test_signal \
+    -i test_deadlock \
     %endif
 
   echo FINISHED: CHECKING OF PYTHON FOR CONFIGURATION: $ConfName