diff --git a/dlls/advapi32/security.c b/dlls/advapi32/security.c
index 12a446eacc5..d010d4cae87 100644
--- a/dlls/advapi32/security.c
+++ b/dlls/advapi32/security.c
@@ -128,7 +128,7 @@ static const WELLKNOWNSID WellKnownSids[] =
     { {'M','E'}, WinMediumLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_MEDIUM_RID } } },
     { {'H','I'}, WinHighLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_HIGH_RID } } },
     { {'S','I'}, WinSystemLabelSid, { SID_REVISION, 1, { SECURITY_MANDATORY_LABEL_AUTHORITY}, { SECURITY_MANDATORY_SYSTEM_RID } } },
-    { {0,0}, WinBuiltinAnyPackageSid, { SID_REVISION, 2, { SECURITY_APP_PACKAGE_AUTHORITY }, { SECURITY_APP_PACKAGE_BASE_RID, SECURITY_BUILTIN_PACKAGE_ANY_PACKAGE } } },
+    { {'A','C'}, WinBuiltinAnyPackageSid, { SID_REVISION, 2, { SECURITY_APP_PACKAGE_AUTHORITY }, { SECURITY_APP_PACKAGE_BASE_RID, SECURITY_BUILTIN_PACKAGE_ANY_PACKAGE } } },
 };
 
 /* these SIDs must be constructed as relative to some domain - only the RID is well-known */
diff --git a/dlls/advapi32/tests/security.c b/dlls/advapi32/tests/security.c
index cb892131b00..344f66049b5 100644
--- a/dlls/advapi32/tests/security.c
+++ b/dlls/advapi32/tests/security.c
@@ -310,7 +310,7 @@ static void test_sid(void)
         { "WD", "S-1-1-0" },
         { "CO", "S-1-3-0" },
         { "CG", "S-1-3-1" },
-        { "OW", "S-1-3-4", 1 },
+        { "OW", "S-1-3-4", 1 }, /* Vista+ */
         { "NU", "S-1-5-2" },
         { "IU", "S-1-5-4" },
         { "SU", "S-1-5-6" },
@@ -336,6 +336,7 @@ static void test_sid(void)
         { "RU", "S-1-5-32-554" },
         { "RD", "S-1-5-32-555" },
         { "NO", "S-1-5-32-556" },
+        { "AC", "S-1-15-2-1", 1 }, /* Win8+ */
         { "CA", "", 1 },
         { "DA", "", 1 },
         { "DC", "", 1 },