diff --git a/doc/fixes3-7-0.txt b/doc/fixes3-7-0.txt
index 91f050432..c32cb82ca 100644
--- a/doc/fixes3-7-0.txt
+++ b/doc/fixes3-7-0.txt
@@ -1317,6 +1317,7 @@ boomerang travels in a clockwise arc when thrown by a left-handed hero and in
 spellbooks weight 50 units but Book of the Dead only 20, and novels only 1;
 	the Book of the Dead has been changed to 50 and novels to 10
 save and restore hero tracks, increase track length
+change vrock and hezrou from red to green, adjust vrock tile to have green
 
 
 Fixes to 3.7.0-x General Problems Exposed Via git Repository
diff --git a/include/monsters.h b/include/monsters.h
index 1adfa7749..d2138d26e 100644
--- a/include/monsters.h
+++ b/include/monsters.h
@@ -2519,14 +2519,14 @@
           ATTK(AT_BITE, AD_PHYS, 1, 6), NO_ATTK),
         SIZ(WT_HUMAN, 400, MS_SILENT, MZ_LARGE), MR_FIRE | MR_POISON, 0,
         M1_POIS, M2_DEMON | M2_STALK | M2_HOSTILE | M2_NASTY,
-        M3_INFRAVISIBLE | M3_INFRAVISION, 11, CLR_RED, VROCK),
+        M3_INFRAVISIBLE | M3_INFRAVISION, 11, CLR_GREEN, VROCK),
     MON("hezrou", S_DEMON, LVL(9, 6, -2, 55, -10),
         (G_HELL | G_NOCORPSE | G_SGROUP | 2),
         A(ATTK(AT_CLAW, AD_PHYS, 1, 3), ATTK(AT_CLAW, AD_PHYS, 1, 3),
           ATTK(AT_BITE, AD_PHYS, 4, 4), NO_ATTK, NO_ATTK, NO_ATTK),
         SIZ(WT_HUMAN, 400, MS_SILENT, MZ_LARGE), MR_FIRE | MR_POISON, 0,
         M1_HUMANOID | M1_POIS, M2_DEMON | M2_STALK | M2_HOSTILE | M2_NASTY,
-        M3_INFRAVISIBLE | M3_INFRAVISION, 12, CLR_RED, HEZROU),
+        M3_INFRAVISIBLE | M3_INFRAVISION, 12, CLR_GREEN, HEZROU),
     MON("bone devil", S_DEMON, LVL(9, 15, -1, 40, -9),
         (G_HELL | G_NOCORPSE | G_SGROUP | 2),
         A(ATTK(AT_WEAP, AD_PHYS, 3, 4), ATTK(AT_STNG, AD_DRST, 2, 4), NO_ATTK,
diff --git a/win/share/monsters.txt b/win/share/monsters.txt
index 7825cd811..53fa551af 100644
--- a/win/share/monsters.txt
+++ b/win/share/monsters.txt
@@ -11613,18 +11613,18 @@ Z = (195, 195, 195)
   ................
   ......OPP.O.....
   ......PPPP......
-  .....CPPDP......
-  ....CCCPPP......
-  ....CCPPPP......
-  ....C..PPA......
-  .....DDAADD.AAA.
-  ....DDDDDDDDAAA.
-  ....DADDDDADAAA.
-  ....DADDDDADAAA.
-  ....DADDDDADAAA.
-  ......DAADAAAA..
-  ......DAADAA.A..
-  .....DDA.DDA....
+  .....KPPDP......
+  ....KJJPPP......
+  ....KJPPPP......
+  ....K..PPA......
+  .....GGAAGG.AAA.
+  ....FDFDFDFDAAA.
+  ..G.GADGDFAGAGA.
+  ....GAFGFGAGAAA.
+  ..G.DADFDGAFAAA.
+  ......GAADAAAG..
+  .F.G..GAAFAA.A..
+  .....DFA.GGA..F.
   ................
 }
 # tile 605 (vrock,female)
@@ -11632,18 +11632,18 @@ Z = (195, 195, 195)
   ................
   ......OPP.O.....
   ......PPPP......
-  .....CPPDP......
-  ....CCCPPP......
-  ....CCPPPP......
-  ....C..PPA......
-  .....DDAADD.AAA.
-  ....DDDDDDDDAAA.
-  ....DADDDDADAAA.
-  ....DADDDDADAAA.
-  ....DADDDDADAAA.
-  ......DAADAAAA..
-  ......DAADAA.A..
-  .....DDA.DDA....
+  .....LPPGP......
+  ....LCCPPP......
+  ....LCPPPP......
+  ....L..PPA......
+  .....GGAAGG.AAA.
+  ....FDFDFDFDAAA.
+  ..G.GADGDFAGAGA.
+  ....GAFGFGAGAAA.
+  ..G.DADFDGAFAAA.
+  ......GAADAAAG..
+  .F.G..GAAFAA.A..
+  .....DFA.GGA..F.
   ................
 }
 # tile 606 (hezrou,male)