diff --git a/build_library/check_root b/build_library/check_root
index f2784460ec..2efb15e3c4 100755
--- a/build_library/check_root
+++ b/build_library/check_root
@@ -29,8 +29,15 @@ IGNORE_MISSING = {
                                  SonameAtom("x86_64", "libc.so.6")],
 
     # RPATHs and symlinks apparently confuse the perl-5.24 package
-    "dev-lang/perl":            [SonameAtom("x86_64", "libperl.so.5.26.2")],
-    "sys-apps/texinfo":         [SonameAtom("x86_64", "libperl.so.5.26")],
+    "dev-lang/perl":            [SonameAtom("arm_64", "libperl.so.5.26.2"),
+                                 SonameAtom("x86_64", "libperl.so.5.26.2")],
+    "dev-perl/XML-Parser":      [SonameAtom("x86_64", "libc.so.6"),
+                                 SonameAtom("x86_64", "libexpat.so.1")],
+    "dev-perl/libintl-perl":    [SonameAtom("x86_64", "libc.so.6")],
+    "dev-util/boost-build":     [SonameAtom("x86_64", "libc.so.6")],
+    "net-dns/dnsmasq":          [SonameAtom("x86_64", "libc.so.6")],
+    "sys-apps/texinfo":         [SonameAtom("x86_64", "libc.so.6"),
+                                 SonameAtom("x86_64", "libperl.so.5.26")],
 
     # https://bugs.gentoo.org/show_bug.cgi?id=554582
     "net-firewall/ebtables":    [SonameAtom("arm_64", "libebt_802_3.so"),
@@ -91,6 +98,9 @@ IGNORE_MISSING = {
                                  SonameAtom("x86_64", "libsyntax.so"),
                                  SonameAtom("x86_64", "libsyntax_pos.so"),
                                  SonameAtom("x86_64", "libterm.so")],
+
+    "sys-kernel/coreos-modules": [SonameAtom("x86_64", "libc.so.6"),
+                                  SonameAtom("x86_64", "libcrypto.so.1.0.0")],
 }
 
 USR_LINKS = ("/bin/", "/sbin/", "/lib/", "/lib32/", "/lib64/")