diff --git a/styles/monsterstyles/nethack/nethack_10 b/styles/monsterstyles/nethack/nethack_10
index 88b323a94..a4f0afa3d 100644
--- a/styles/monsterstyles/nethack/nethack_10
+++ b/styles/monsterstyles/nethack/nethack_10
@@ -133,14 +133,24 @@ arch green_slime
 x 1
 y 2
 end
-arch small_troll
+arch ape
 name carnivorous ape
-hp 350
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1350
 dam 20
+hp 350
+maxhp 350
+ac 6
+wc 6
 x 1
 y 3
 attacktype 1
-resist_fire 0
+resist_electricity 0
+run_away 5
 end
 arch dog
 name large dog
diff --git a/styles/monsterstyles/nethack/nethack_5 b/styles/monsterstyles/nethack/nethack_5
index 867567499..b8eca7c4c 100644
--- a/styles/monsterstyles/nethack/nethack_5
+++ b/styles/monsterstyles/nethack/nethack_5
@@ -509,10 +509,23 @@ reflect_spell 0
 run_away 85
 can_cast_spell 0
 end
-arch small_troll
-name ape
+arch ape
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1250
+dam 14
+hp 90
+maxhp 90
+ac 6
+wc 6
 x 4
 y 15
+resist_physical 0
+resist_electricity 0
+run_away 5
 end
 arch panther
 name jaguar
diff --git a/styles/monsterstyles/nethack/nethack_6 b/styles/monsterstyles/nethack/nethack_6
index b73601d84..7822cfb6c 100644
--- a/styles/monsterstyles/nethack/nethack_6
+++ b/styles/monsterstyles/nethack/nethack_6
@@ -498,10 +498,23 @@ reflect_spell 0
 run_away 85
 can_cast_spell 0
 end
-arch small_troll
-name ape
+arch ape
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1250
+dam 14
+hp 90
+maxhp 90
+ac 6
+wc 6
 x 4
 y 10
+resist_physical 0
+resist_electricity 0
+run_away 5
 end
 arch panther
 name jaguar
diff --git a/styles/monsterstyles/nethack/nethack_7 b/styles/monsterstyles/nethack/nethack_7
index 955999796..7c40605d5 100644
--- a/styles/monsterstyles/nethack/nethack_7
+++ b/styles/monsterstyles/nethack/nethack_7
@@ -160,14 +160,24 @@ arch green_slime
 x 1
 y 13
 end
-arch small_troll
+arch ape
 name carnivorous ape
-hp 350
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1350
 dam 20
+hp 350
+maxhp 350
+ac 6
+wc 6
 x 1
 y 14
 attacktype 1
-resist_fire 0
+resist_electricity 0
+run_away 5
 end
 arch dog
 name large dog
@@ -391,10 +401,23 @@ reflect_spell 0
 run_away 85
 can_cast_spell 0
 end
-arch small_troll
-name ape
+arch ape
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1250
+dam 14
+hp 90
+maxhp 90
+ac 6
+wc 6
 x 4
 y 1
+resist_physical 0
+resist_electricity 0
+run_away 5
 end
 arch panther
 name jaguar
diff --git a/styles/monsterstyles/nethack/nethack_8 b/styles/monsterstyles/nethack/nethack_8
index 7d8343cc0..81dea90d2 100644
--- a/styles/monsterstyles/nethack/nethack_8
+++ b/styles/monsterstyles/nethack/nethack_8
@@ -151,14 +151,24 @@ arch green_slime
 x 1
 y 7
 end
-arch small_troll
+arch ape
 name carnivorous ape
-hp 350
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1350
 dam 20
+hp 350
+maxhp 350
+ac 6
+wc 6
 x 1
 y 8
 attacktype 1
-resist_fire 0
+resist_electricity 0
+run_away 5
 end
 arch dog
 name large dog
diff --git a/styles/monsterstyles/nethack/nethack_9 b/styles/monsterstyles/nethack/nethack_9
index cb696c300..44d248552 100644
--- a/styles/monsterstyles/nethack/nethack_9
+++ b/styles/monsterstyles/nethack/nethack_9
@@ -129,14 +129,24 @@ arch green_slime
 x 1
 y 2
 end
-arch small_troll
+arch ape
 name carnivorous ape
-hp 350
+Con 5
+Wis 10
+Str 20
+Int 5
+Dex 18
+exp 1350
 dam 20
+hp 350
+maxhp 350
+ac 6
+wc 6
 x 1
 y 3
 attacktype 1
-resist_fire 0
+resist_electricity 0
+run_away 5
 end
 arch dog
 name large dog