diff --git a/ChangeLog b/ChangeLog
index c1baaffb7..336c70666 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+2021-01-29 Nicolas Weeger
+        * navar_city/apartments/apartment: Move diamond altars so stairs appear at the desired place.
+
 2021-01-28 Nicolas Weeger
         * quests/peterm/DragonQuest/ElectricHatchery,
         * quests/peterm/DragonQuest/IceHatchery: Use blue and green dragon caves.
diff --git a/navar_city/apartments/apartment b/navar_city/apartments/apartment
index 7bf47397e..346548247 100644
--- a/navar_city/apartments/apartment
+++ b/navar_city/apartments/apartment
@@ -8,7 +8,7 @@ enter_x 10
 enter_y 14
 msg
 Created:  2005-03-08
-Modified: 2008-12-02 Rick Tanner
+Modified: 2021-01-29 Nicolas Weeger
 endmsg
 end
 arch woodfloor
@@ -1482,158 +1482,158 @@ y 9
 type 71
 is_buildable 1
 end
+arch woodfloor
+x 9
+y 10
+type 71
+end
+arch dungeon_magic
+x 9
+y 11
+end
+arch woodfloor
+x 9
+y 11
+type 71
+end
+arch wall_1_3
+x 9
+y 11
+type 77
+end
+arch woodfloor
+x 9
+y 12
+type 71
+end
+arch firepot
+x 9
+y 12
+type 73
+end
+arch dungeon_magic
+x 9
+y 12
+end
+arch woodfloor
+x 9
+y 13
+type 71
+end
+arch firepot
+x 9
+y 13
+type 73
+end
+arch dungeon_magic
+x 9
+y 13
+end
+arch woodfloor
+x 9
+y 14
+type 71
+end
+arch wall_1_3
+x 9
+y 14
+type 77
+end
+arch woodfloor
+x 10
+type 71
+end
+arch wall_3_3
+x 10
+type 77
+end
+arch woodfloor
+x 10
+y 1
+type 71
+is_buildable 1
+end
+arch wall_4
+x 10
+y 1
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 2
+type 71
+is_buildable 1
+end
+arch wall_4
+x 10
+y 2
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 3
+type 71
+is_buildable 1
+end
+arch wall_4
+x 10
+y 3
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 4
+type 71
+is_buildable 1
+end
+arch wall_3_1
+x 10
+y 4
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 5
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 6
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 7
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 8
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 10
+y 9
+type 71
+is_buildable 1
+end
 arch goldfloor
 name drop 5100 diamonds for basement
 slaying gem
 food 5100
-x 9
+x 10
 y 10
 connected 11
 end
 arch dungeon_magic
-x 9
-y 11
-end
-arch woodfloor
-x 9
-y 11
-type 71
-end
-arch wall_1_3
-x 9
-y 11
-type 77
-end
-arch woodfloor
-x 9
-y 12
-type 71
-end
-arch firepot
-x 9
-y 12
-type 73
-end
-arch dungeon_magic
-x 9
-y 12
-end
-arch woodfloor
-x 9
-y 13
-type 71
-end
-arch firepot
-x 9
-y 13
-type 73
-end
-arch dungeon_magic
-x 9
-y 13
-end
-arch woodfloor
-x 9
-y 14
-type 71
-end
-arch wall_1_3
-x 9
-y 14
-type 77
-end
-arch woodfloor
-x 10
-type 71
-end
-arch wall_3_3
-x 10
-type 77
-end
-arch woodfloor
-x 10
-y 1
-type 71
-is_buildable 1
-end
-arch wall_4
-x 10
-y 1
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 2
-type 71
-is_buildable 1
-end
-arch wall_4
-x 10
-y 2
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 3
-type 71
-is_buildable 1
-end
-arch wall_4
-x 10
-y 3
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 4
-type 71
-is_buildable 1
-end
-arch wall_3_1
-x 10
-y 4
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 5
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 6
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 7
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 8
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 9
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 10
-y 10
-type 71
-end
-arch dungeon_magic
 x 10
 y 11
 end
@@ -1769,156 +1769,156 @@ y 9
 type 71
 is_buildable 1
 end
-arch woodfloor
-x 11
-y 10
-type 71
-end
-arch dungeon_magic
-x 11
-y 11
-end
-arch woodfloor
-x 11
-y 11
-type 71
-end
-arch igate_closed_1
-x 11
-y 11
-connected 1
-end
-arch dungeon_magic
-x 11
-y 12
-end
-arch goldfloor
-name drop 1500 gold coins
-food 1500
-x 11
-y 12
-connected 1
-end
-arch woodfloor
-x 11
-y 13
-type 71
-end
-arch dungeon_magic
-x 11
-y 13
-end
-arch dungeon_magic
-x 11
-y 14
-end
-arch woodfloor
-x 11
-y 14
-type 71
-end
-arch oakdoor_2
-slaying /world/world_121_117
-hp 48
-sp 1
-x 11
-y 14
-end
-arch woodfloor
-x 12
-type 71
-end
-arch wall_3_3
-x 12
-type 77
-end
-arch woodfloor
-x 12
-y 1
-type 71
-is_buildable 1
-end
-arch wall_4
-x 12
-y 1
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 2
-type 71
-is_buildable 1
-end
-arch wall_4
-x 12
-y 2
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 3
-type 71
-is_buildable 1
-end
-arch wall_4
-x 12
-y 3
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 4
-type 71
-is_buildable 1
-end
-arch wall_3_1
-x 12
-y 4
-type 77
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 5
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 6
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 7
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 8
-type 71
-is_buildable 1
-end
-arch woodfloor
-x 12
-y 9
-type 71
-is_buildable 1
-end
 arch goldfloor
 name drop 5000 diamonds for upstairs
 slaying gem
 food 5000
-x 12
+x 11
 y 10
 connected 10
 end
 arch dungeon_magic
+x 11
+y 11
+end
+arch woodfloor
+x 11
+y 11
+type 71
+end
+arch igate_closed_1
+x 11
+y 11
+connected 1
+end
+arch dungeon_magic
+x 11
+y 12
+end
+arch goldfloor
+name drop 1500 gold coins
+food 1500
+x 11
+y 12
+connected 1
+end
+arch woodfloor
+x 11
+y 13
+type 71
+end
+arch dungeon_magic
+x 11
+y 13
+end
+arch dungeon_magic
+x 11
+y 14
+end
+arch woodfloor
+x 11
+y 14
+type 71
+end
+arch oakdoor_2
+slaying /world/world_121_117
+hp 48
+sp 1
+x 11
+y 14
+end
+arch woodfloor
+x 12
+type 71
+end
+arch wall_3_3
+x 12
+type 77
+end
+arch woodfloor
+x 12
+y 1
+type 71
+is_buildable 1
+end
+arch wall_4
+x 12
+y 1
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 2
+type 71
+is_buildable 1
+end
+arch wall_4
+x 12
+y 2
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 3
+type 71
+is_buildable 1
+end
+arch wall_4
+x 12
+y 3
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 4
+type 71
+is_buildable 1
+end
+arch wall_3_1
+x 12
+y 4
+type 77
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 5
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 6
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 7
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 8
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 9
+type 71
+is_buildable 1
+end
+arch woodfloor
+x 12
+y 10
+type 71
+end
+arch dungeon_magic
 x 12
 y 11
 end