diff --git a/sandbox/seccomp/export_test.go b/sandbox/seccomp/export_test.go
index 761d0f8..66db3e4 100644
--- a/sandbox/seccomp/export_test.go
+++ b/sandbox/seccomp/export_test.go
@@ -73,6 +73,16 @@ func TestExport(t *testing.T) {
 			0x80, 0x8b, 0x1a, 0x6f, 0x84, 0xf3, 0x2b, 0xbd,
 			0xe1, 0xaa, 0x02, 0xae, 0x30, 0xee, 0xdc, 0xfa,
 		}, false},
+		{"fortify default", seccomp.FlagExt | seccomp.FlagDenyDevel, []byte{
+			0xc6, 0x98, 0xb0, 0x81, 0xff, 0x95, 0x7a, 0xfe,
+			0x17, 0xa6, 0xd9, 0x43, 0x74, 0x53, 0x7d, 0x37,
+			0xf2, 0xa6, 0x3f, 0x6f, 0x9d, 0xd7, 0x5d, 0xa7,
+			0x54, 0x65, 0x42, 0x40, 0x7a, 0x9e, 0x32, 0x47,
+			0x6e, 0xbd, 0xa3, 0x31, 0x2b, 0xa7, 0x78, 0x5d,
+			0x7f, 0x61, 0x85, 0x42, 0xbc, 0xfa, 0xf2, 0x7c,
+			0xa2, 0x7d, 0xcc, 0x2d, 0xdd, 0xba, 0x85, 0x20,
+			0x69, 0xd2, 0x8b, 0xcf, 0xe8, 0xca, 0xd3, 0x9a,
+		}, false},
 	}
 
 	buf := make([]byte, 8)