diff --git a/profiles/base/package.keywords/default b/profiles/base/package.keywords/default
index e23238e5e..d90670aa7 100644
--- a/profiles/base/package.keywords/default
+++ b/profiles/base/package.keywords/default
@@ -203,6 +203,7 @@
 ~sys-process/nmon-16g amd64 x86
 ~www-client/chromium-62.0.3202.89 amd64 x86
 ~www-client/dooble-1.56c amd64 x86
+~www-client/firefox-52.5.0 amd64 x86
 ~www-client/firefox-57.0 amd64
 ~www-client/midori-0.5.11 amd64 x86
 ~www-client/opera-45.0.2552.898 x86