diff --git a/include/tz_database.hrl b/include/tz_database.hrl
index ce242d5..98bb454 100644
--- a/include/tz_database.hrl
+++ b/include/tz_database.hrl
@@ -478,7 +478,7 @@
       {"Europe/Isle_of_Man",{"GMT","GMT"},{"BST","BST"},0,60,{last,sun,mar},{1,0},{last,sun,oct},{2,0}},
       {"Europe/Istanbul",{"EET","EET"},{"EEST","EEST"},120,60,{last,sun,mar},{3,0},{last,sun,oct},{4,0}},
       {"Europe/Jersey",{"GMT","GMT"},{"BST","BST"},0,60,{last,sun,mar},{1,0},{last,sun,oct},{2,0}},
-      {"Europe/Kaliningrad",{"FET","FET"},undef,180,0,undef,{0,0},undef,{0,0}},
+      {"Europe/Kaliningrad",{"FET","FET"},undef,120,0,undef,{0,0},undef,{0,0}},
       {"Europe/Kiev",{"EET","EET"},{"EEST","EEST"},120,60,{last,sun,mar},{3,0},{last,sun,oct},{4,0}},
       {"Europe/Lisbon",{"WET","WET"},{"WEST","WEST"},0,60,{last,sun,mar},{1,0},{last,sun,oct},{2,0}},
       {"Europe/Ljubljana",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
@@ -489,7 +489,7 @@
       {"Europe/Mariehamn",{"EET","EET"},{"EEST","EEST"},120,60,{last,sun,mar},{3,0},{last,sun,oct},{4,0}},
       {"Europe/Minsk",{"FET","FET"},undef,180,0,undef,{0,0},undef,{0,0}},
       {"Europe/Monaco",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
-      {"Europe/Moscow",{"MSK","MSK"},undef,240,0,undef,{0,0},undef,{0,0}},
+      {"Europe/Moscow",{"MSK","MSK"},undef,180,0,undef,{0,0},undef,{0,0}},
       {"Europe/Nicosia",{"EET","EET"},{"EEST","EEST"},120,60,{last,sun,mar},{3,0},{last,sun,oct},{4,0}},
       {"Europe/Oslo",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
       {"Europe/Paris",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
@@ -512,7 +512,7 @@
       {"Europe/Vatican",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
       {"Europe/Vienna",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
       {"Europe/Vilnius",{"EET","EET"},{"EEST","EEST"},120,60,{last,sun,mar},{3,0},{last,sun,oct},{4,0}},
-      {"Europe/Volgograd",{"VOLT","VOLT"},undef,240,0,undef,{0,0},undef,{0,0}},
+      {"Europe/Volgograd",{"VOLT","VOLT"},undef,180,0,undef,{0,0},undef,{0,0}},
       {"Europe/Warsaw",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
       {"Europe/Zagreb",{"CET","CET"},{"CEST","CEST"},60,60,{last,sun,mar},{2,0},{last,sun,oct},{3,0}},
       {"Europe/Zaporozhye",{"EET","EET"},{"EEST","EEST"},120,60,{last,sun,mar},{3,0},{last,sun,oct},{4,0}},