diff --git a/profiles/package.mask b/profiles/package.mask
index c368249..0299191 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -54,3 +54,15 @@ acct-group/biboumi
 # for removal in 30 days.
 # [1] <https://wiki.gentoo.org/wiki/Project:GURU>
 sys-libs/solo-udev-rules
+
+# tastytea <tastytea+gentoo@tastytea.de> (2020-04-24)
+# The package is in the GURU[1] repository now. Please use that instead. Masked
+# for removal in 30 days.
+# [1] <https://wiki.gentoo.org/wiki/Project:GURU>
+x11-themes/arc-darkest-colors
+
+# tastytea <tastytea+gentoo@tastytea.de> (2020-04-24)
+# The package is in the GURU[1] repository now. Please use that instead. Masked
+# for removal in 30 days.
+# [1] <https://wiki.gentoo.org/wiki/Project:GURU>
+x11-themes/papirus-claws-mail-theme