diff -aur xkeyboard-config-2.18/symbols/ru xkeyboard-config-2.18.new/symbols/ru
--- xkeyboard-config-2.18/symbols/ru	2016-02-18 01:25:30.000000000 +0300
+++ xkeyboard-config-2.18.new/symbols/ru	2016-09-25 22:26:48.254730357 +0300
@@ -19,8 +19,6 @@
 
     key <AB10> { [      period,       comma  ] };
     key <BKSL> { [   backslash,       slash  ] };
-
-    include "level3(ralt_switch)"
 };
 
 hidden partial alphanumeric_keys