diff --git a/ground/Wood/jungle_1.arc b/ground/Wood/jungle_1.arc
index 08f064bc3..5466891be 100644
--- a/ground/Wood/jungle_1.arc
+++ b/ground/Wood/jungle_1.arc
@@ -8,6 +8,7 @@ color_fg green
 no_pick 1
 blocksview 1
 slow_move 5
+smoothlevel 80
 is_wooded 1
 editable 8
 is_floor 1
diff --git a/ground/Wood/jungle_2.arc b/ground/Wood/jungle_2.arc
index d7dcb3444..cf026895a 100644
--- a/ground/Wood/jungle_2.arc
+++ b/ground/Wood/jungle_2.arc
@@ -9,6 +9,7 @@ no_pick 1
 slow_move 5
 is_wooded 1
 blocksview 1
+smoothlevel 81
 editable 8
 is_floor 1
 end
diff --git a/ground/Wood/tree_1.arc b/ground/Wood/tree_1.arc
index 4b91bd645..75b420a59 100644
--- a/ground/Wood/tree_1.arc
+++ b/ground/Wood/tree_1.arc
@@ -6,5 +6,5 @@ no_pick 1
 color_fg green
 editable 8
 is_floor 1
-smoothlevel 75
+smoothlevel 81
 end
diff --git a/ground/Wood/tree_2.arc b/ground/Wood/tree_2.arc
index 172522ed7..13883afac 100644
--- a/ground/Wood/tree_2.arc
+++ b/ground/Wood/tree_2.arc
@@ -6,5 +6,5 @@ is_wooded 1
 color_fg green
 editable 8
 is_floor 1
-smoothlevel 75
+smoothlevel 81
 end
diff --git a/ground/Wood/treed_hills.arc b/ground/Wood/treed_hills.arc
index d1b50344b..7ee5ca748 100644
--- a/ground/Wood/treed_hills.arc
+++ b/ground/Wood/treed_hills.arc
@@ -9,6 +9,6 @@ is_wooded 1
 slow_move 5
 editable 8
 is_floor 1
-smoothlevel 30
+smoothlevel 74
 magicmap green
 end
diff --git a/ground/Wood/woods_1.arc b/ground/Wood/woods_1.arc
index 1811b5e98..9a727d23a 100644
--- a/ground/Wood/woods_1.arc
+++ b/ground/Wood/woods_1.arc
@@ -9,5 +9,5 @@ slow_move 1
 is_wooded 1
 editable 8
 is_floor 1
-smoothlevel 75
+smoothlevel 74
 end
diff --git a/ground/Wood/woods_3.arc b/ground/Wood/woods_3.arc
index 1a35ad55f..527b1201c 100644
--- a/ground/Wood/woods_3.arc
+++ b/ground/Wood/woods_3.arc
@@ -11,5 +11,5 @@ is_floor 1
 color_fg green
 editable 8
 visibility 100
-smoothlevel 75
+smoothlevel 74
 end
diff --git a/ground/hillsrocky.arc b/ground/hillsrocky.arc
index 073543251..435723e1c 100644
--- a/ground/hillsrocky.arc
+++ b/ground/hillsrocky.arc
@@ -9,6 +9,6 @@ no_pick 1
 slow_move 2
 editable 8
 is_floor 1
-smoothlevel 30
+smoothlevel 31
 magicmap brown
 end
diff --git a/ground/lava.arc b/ground/lava.arc
index 72e1a96e1..7c32197d4 100644
--- a/ground/lava.arc
+++ b/ground/lava.arc
@@ -13,7 +13,7 @@ lava.113
 lava.114
 lava.115
 mina
-smoothlevel 80
+smoothlevel 48
 color_fg yellow
 color_bg red
 speed 0.2
@@ -43,7 +43,7 @@ color_fg yellow
 color_bg red
 speed 0.2
 no_pick 1
-smoothlevel 80
+smoothlevel 48
 attacktype 4
 hp 1
 dam 3
diff --git a/ground/new/dunes.arc b/ground/new/dunes.arc
index 60ab98a7c..dab741843 100644
--- a/ground/new/dunes.arc
+++ b/ground/new/dunes.arc
@@ -8,7 +8,7 @@ color_bg yellow
 no_pick 1
 slow_move 1
 is_wooded 1
-smoothlevel 30
+smoothlevel 35
 is_floor 1
 editable 8
 end
diff --git a/ground/steppe.arc b/ground/steppe.arc
index 75a8f63ba..c2c7a65d9 100644
--- a/ground/steppe.arc
+++ b/ground/steppe.arc
@@ -5,6 +5,6 @@ slow_move 1
 is_wooded 1
 is_floor 1
 editable 8
-smoothlevel 35
+smoothlevel 5
 magicmap khaki
 end