diff --git a/profiles/package.mask b/profiles/package.mask
index c7e9819b6a5bd..4dcc97b99fc21 100644
--- a/profiles/package.mask
+++ b/profiles/package.mask
@@ -29,6 +29,10 @@
 
 #--- END OF EXAMPLES ---
 
+# Mikle Kolyada <zlogene@gentoo.org? (04 Mar 2019)
+# Mask Squid-4.x for testing
+=net-proxy/squid-4*
+
 # Matt Turner <mattst88@gentoo.org> (02 Mar 2019)
 # Old, unused drivers.
 # Masked for removal in 30 days. Bug #679256