diff --git a/tests/unittests/CMakeLists.txt b/tests/unittests/CMakeLists.txt
index 0afe11b4..d518dd21 100644
--- a/tests/unittests/CMakeLists.txt
+++ b/tests/unittests/CMakeLists.txt
@@ -12,8 +12,10 @@ add_cmocka_test(torture_config torture_config.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_options torture_options.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_isipaddr torture_isipaddr.c ${TORTURE_LIBRARY})
 add_cmocka_test(torture_knownhosts_parsing torture_knownhosts_parsing.c ${TORTURE_LIBRARY})
-add_cmocka_test(torture_packet torture_packet.c ${TORTURE_LIBRARY})
 if (UNIX AND NOT WIN32)
+    # this uses a socketpair
+    add_cmocka_test(torture_packet torture_packet.c ${TORTURE_LIBRARY})
+
     # requires ssh-keygen
     add_cmocka_test(torture_keyfiles torture_keyfiles.c ${TORTURE_LIBRARY})
     add_cmocka_test(torture_pki torture_pki.c ${TORTURE_LIBRARY})