diff --git a/Formula/m/mysql.rb b/Formula/m/mysql.rb
index d8e866cd1bc44..36ffe4289413e 100644
--- a/Formula/m/mysql.rb
+++ b/Formula/m/mysql.rb
@@ -105,6 +105,7 @@ def install
       -DINSTALL_MANDIR=share/man
       -DINSTALL_MYSQLSHAREDIR=share/mysql
       -DINSTALL_PLUGINDIR=lib/plugin
+      -DWITH_AUTHENTICATION_CLIENT_PLUGINS=yes
       -DMYSQL_DATADIR=#{datadir}
       -DSYSCONFDIR=#{etc}
       -DBISON_EXECUTABLE=#{Formula["bison"].opt_bin}/bison