diff --git a/tests/exit_status_test.py b/tests/exit_status_test.py
index bb7be1d..f67a17c 100644
--- a/tests/exit_status_test.py
+++ b/tests/exit_status_test.py
@@ -1,4 +1,5 @@
 import signal
+import sys
 from subprocess import Popen
 
 import pytest
@@ -17,7 +18,7 @@ def test_exit_status_regular_exit(exit_status):
 
 @pytest.mark.parametrize('signal', [
     signal.SIGTERM,
-    signal.SIGINT,
+    signal.SIGHUP,
     signal.SIGQUIT,
     signal.SIGKILL,
 ])
@@ -26,6 +27,10 @@ def test_exit_status_terminated_by_signal(signal):
     """dumb-init should exit with status 128 + signal when the child process is
     terminated by a signal.
     """
-    proc = Popen(('dumb-init', 'sh', '-c', 'kill -{0} $$'.format(signal)))
+    # We use Python because sh is "dash" on Debian and "bash" on others.
+    # https://github.com/Yelp/dumb-init/issues/115
+    proc = Popen(('dumb-init', sys.executable, '-c', 'import os; os.kill(os.getpid(), {0})'.format(
+        signal,
+    )))
     proc.wait()
     assert proc.returncode == 128 + signal