diff --git a/900.version-fixes/l.yaml b/900.version-fixes/l.yaml
index c44e3b6ed..11f464216 100644
--- a/900.version-fixes/l.yaml
+++ b/900.version-fixes/l.yaml
@@ -196,13 +196,14 @@
 - { name: "lua:say",                                                 ruleset: opensuse,    untrusted: true } # accused of fake 1.31
 - { name: "lua:utf8",                  ver: ["1.1", "1.2"],          ruleset: luarocks,    incorrect: true } # no such upstream releases
 - { name: "lua:utf8",                                                ruleset: luarocks,    untrusted: true } # accused of fake 1.1, 1.2
-- { name: luajit,                      ver: ["2.1", "2.1.0"],        ruleset: rpm,         incorrect: true } # it's 2.1.0 betaN
 - { name: luajit,                                                    ruleset: rpm,         untrusted: true }
 - { name: luajit,                      verpat: "20[0-9]{2}.*",                             incorrect: true }
-- { name: luajit,                      verpat: ".+20[0-9]{6}.*",                           snapshot: true }
 - { name: luajit,                      verpat: "5.*",                                      incorrect: true }
-- { name: luajit,                                                    ruleset: alpine,      untrusted: true } # accused of fake 5.1.20190925
+- { name: luajit,                                                    ruleset: alpine,      untrusted: true } # accused of fake 5.1.20190925, 2.2.0
 - { name: luajit,                      wwwpart: moonjit,                                   sink: true } # dead fork
+- { name: luajit,                                                                          incorrect: true } # no official versioning scheme
+- { name: luajit,                      verpat: "[0-9]+\\.[0-9]+[.-][0-9]{10}",             incorrect: false, altver: true } # allow unix time base scheme used by nix and openmandriva
+- { name: luajit,                      verpat: "[0-9]+\\.[0-9]+[.-]20[0-9]{6}",            incorrect: false } # allow date based scheme used by debian
 - { name: luakit,                      verpat: "201[0-9].*",                               sink: true }
 - { name: luciole,                     ver: "1.0",                   ruleset: openbsd,     incorrect: true }
 - { name: luciole,                                                   ruleset: openbsd,     untrusted: true } # accused of fake 1.0