diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/blocks/BlockData.java b/worldedit-core/src/main/java/com/sk89q/worldedit/blocks/BlockData.java
index 1084fdb95..006de9041 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/blocks/BlockData.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/blocks/BlockData.java
@@ -207,6 +207,7 @@ public final class BlockData {
             break;
 
         case BlockID.TRAP_DOOR:
+        case BlockID.IRON_TRAP_DOOR:
             int withoutOrientation = data & ~0x3;
             int orientation = data & 0x3;
             switch (orientation) {
@@ -241,8 +242,8 @@ public final class BlockData {
             return ((data + 1) & 0x3) | (data & ~0x3);
 
         case BlockID.ANVIL:
-            int damage = data & 0x4;
-            switch (data & ~0x4) {
+            int damage = data & ~0x3;
+            switch (data & 0x3) {
             case 0: return 3 | damage;
             case 2: return 1 | damage;
             case 1: return 0 | damage;
@@ -445,6 +446,7 @@ public final class BlockData {
             break;
 
         case BlockID.TRAP_DOOR:
+        case BlockID.IRON_TRAP_DOOR:
             int withoutOrientation = data & ~0x3;
             int orientation = data & 0x3;
             switch (orientation) {
@@ -478,12 +480,12 @@ public final class BlockData {
             return ((data + 3) & 0x3) | (data & ~0x3);
 
         case BlockID.ANVIL:
-            int damage = data & 0x4;
-            switch (data & ~0x4) {
+            int damage = data & ~0x3;
+            switch (data & 0x3) {
             case 0: return 1 | damage;
             case 2: return 3 | damage;
-            case 1: return 0 | damage;
-            case 3: return 2 | damage;
+            case 1: return 2 | damage;
+            case 3: return 0 | damage;
             }
             break;
 
@@ -721,6 +723,7 @@ public final class BlockData {
             break;
 
         case BlockID.TRAP_DOOR:
+        case BlockID.IRON_TRAP_DOOR:
             switch (data & 0x3) {
             case 0:
             case 1:
@@ -824,6 +827,18 @@ public final class BlockData {
                     return data ^ flipX;
             }
             break;
+
+        case BlockID.ANVIL:
+            switch (data & 0x3) {
+                case 0:
+                case 2:
+                    return data ^ flipZ << 1;
+                case 1:
+                case 3:
+                    return data ^ flipX << 1;
+            }
+            break;
+
         }
 
         return data;