diff --git a/selftest/parallel.sh b/selftest/parallel.sh
index 6471f33..588255d 100755
--- a/selftest/parallel.sh
+++ b/selftest/parallel.sh
@@ -32,4 +32,10 @@ export OPENSSL_CONF=/non-existing-file
 $PYTHON -c 'import distutils' 2>/dev/null && export SETUPTOOLS_USE_DISTUTILS=stdlib || true
 
 $PYTHON -m test.pythoninfo
-$PYTHON -m test -wW -j$JOBS --timeout=$TIMEOUT $X
+$PYTHON -m test -wW -j$JOBS --timeout=$TIMEOUT $X && e=0 || e=$?
+# https://tmt.readthedocs.io/en/stable/spec/tests.html#framework says only exit code 1 is failure, rest is error
+# https://github.com/python/cpython/blob/v3.14.0/Lib/test/libregrtest/results.py#L18 says a bad test exits with 2
+if [ $e -eq 2 ]; then
+  exit 1
+fi
+exit $e