diff --git a/meta-selftest/files/static-group b/meta-selftest/files/static-group
index 6a9ece20a8..914d387ee1 100644
--- a/meta-selftest/files/static-group
+++ b/meta-selftest/files/static-group
@@ -31,4 +31,7 @@ audio:x:532:
 empower:x:533:
 cmake-example:x:534:
 meson-example:x:535:
+postfix:x:536:
+vmail:x:537:
+postgrop:x:538:
 nogroup:x:65534:
diff --git a/meta-selftest/files/static-passwd b/meta-selftest/files/static-passwd
index 98017c8153..3a75aea754 100644
--- a/meta-selftest/files/static-passwd
+++ b/meta-selftest/files/static-passwd
@@ -21,3 +21,5 @@ ptest:x:529:529::/:/bin/nologin
 xuser:x:530:530::/:/bin/nologin
 cmake-example:x:534:534::/var/lib/cmake-example:/bin/false
 meson-example:x:535:535::/var/lib/meson-example:/bin/false
+postfix:x:536:536::/:/bin/nologin
+vmail:x:537:537::/:/bin/nologin