diff --git a/DynmapCore/src/main/resources/models_1.txt b/DynmapCore/src/main/resources/models_1.txt
index 8fa3fc74..978ae4dc 100644
--- a/DynmapCore/src/main/resources/models_1.txt
+++ b/DynmapCore/src/main/resources/models_1.txt
@@ -1366,9 +1366,19 @@ customblock:id=sea_pickle,data=6,data=7,class=org.dynmap.hdmap.renderer.CuboidRe
 # Horn coral
 patchblock:id=tube_coral,id=brain_coral,id=bubble_coral,id=fire_coral,id=horn_coral,patch0=VertX1Z0ToX0Z1,patch1=VertX1Z0ToX0Z1@90
 
+
 # Conduit
 boxblock:id=conduit,xmin=0.3125,xmax=0.6875,ymin=0.3125,ymax=0.6875,zmin=0.3125,zmax=0.6875
 
 # Red huge mushroom
 # Brown huge mushroom
 customblock:id=red_mushroom_block,id=brown_mushroom_block,class=org.dynmap.hdmap.renderer.MushroomStateRenderer
+
+# 1.13.1 blocks
+
+# Dead tube coral
+# Dead brain coral
+# Dead bubble coral
+# Dead fire coral
+# Dead horn coral
+[1.13.1-]patchblock:id=dead_tube_coral,id=dead_brain_coral,id=dead_bubble_coral,id=dead_fire_coral,id=dead_horn_coral,patch0=VertX1Z0ToX0Z1,patch1=VertX1Z0ToX0Z1@90
diff --git a/DynmapCore/src/main/resources/texture_1.txt b/DynmapCore/src/main/resources/texture_1.txt
index f0ec68ab..de26d1e6 100644
--- a/DynmapCore/src/main/resources/texture_1.txt
+++ b/DynmapCore/src/main/resources/texture_1.txt
@@ -1978,6 +1978,11 @@ texture:id=brain_coral
 texture:id=bubble_coral
 texture:id=fire_coral
 texture:id=horn_coral
+texture:id=dead_tube_coral
+texture:id=dead_brain_coral
+texture:id=dead_bubble_coral
+texture:id=dead_fire_coral
+texture:id=dead_horn_coral
 texture:id=dead_tube_coral_fan
 texture:id=dead_brain_coral_fan
 texture:id=dead_bubble_coral_fan
@@ -2136,3 +2141,18 @@ block:id=fire_coral,patch0-1=0:fire_coral,transparency=TRANSPARENT
 
 # Horn coral
 block:id=horn_coral,patch0-1=0:horn_coral,transparency=TRANSPARENT
+
+# Dead tube coral
+block:id=dead_tube_coral,patch0-1=0:dead_tube_coral,transparency=TRANSPARENT
+
+# Dead brain coral
+block:id=dead_brain_coral,patch0-1=0:dead_brain_coral,transparency=TRANSPARENT
+
+# Dead bubble coral
+block:id=dead_bubble_coral,patch0-1=0:dead_bubble_coral,transparency=TRANSPARENT
+
+# Dead fire coral
+block:id=dead_fire_coral,patch0-1=0:dead_fire_coral,transparency=TRANSPARENT
+
+# Dead horn coral
+block:id=dead_horn_coral,patch0-1=0:dead_horn_coral,transparency=TRANSPARENT
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_brain_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_brain_coral.json
new file mode 100644
index 00000000..3dbacd37
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_brain_coral.json
@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "": { "model": "block/dead_brain_coral" }
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_bubble_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_bubble_coral.json
new file mode 100644
index 00000000..8b7eafc6
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_bubble_coral.json
@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "": { "model": "block/dead_bubble_coral" }
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_fire_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_fire_coral.json
new file mode 100644
index 00000000..861261d6
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_fire_coral.json
@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "": { "model": "block/dead_fire_coral" }
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_horn_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_horn_coral.json
new file mode 100644
index 00000000..130973ca
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_horn_coral.json
@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "": { "model": "block/dead_horn_coral" }
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_tube_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_tube_coral.json
new file mode 100644
index 00000000..50b32ce9
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/blockstates/dead_tube_coral.json
@@ -0,0 +1,5 @@
+{
+    "variants": {
+        "": { "model": "block/dead_tube_coral" }
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_brain_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_brain_coral.json
new file mode 100644
index 00000000..10fa3f16
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_brain_coral.json
@@ -0,0 +1,6 @@
+{
+    "parent": "block/cross",
+    "textures": {
+        "cross": "block/dead_brain_coral"
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_bubble_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_bubble_coral.json
new file mode 100644
index 00000000..3883a06a
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_bubble_coral.json
@@ -0,0 +1,6 @@
+{
+    "parent": "block/cross",
+    "textures": {
+        "cross": "block/dead_bubble_coral"
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_fire_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_fire_coral.json
new file mode 100644
index 00000000..5e93967f
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_fire_coral.json
@@ -0,0 +1,6 @@
+{
+    "parent": "block/cross",
+    "textures": {
+        "cross": "block/dead_fire_coral"
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_horn_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_horn_coral.json
new file mode 100644
index 00000000..1ca098c9
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_horn_coral.json
@@ -0,0 +1,6 @@
+{
+    "parent": "block/cross",
+    "textures": {
+        "cross": "block/dead_horn_coral"
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_tube_coral.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_tube_coral.json
new file mode 100644
index 00000000..efb4dd0e
--- /dev/null
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/dead_tube_coral.json
@@ -0,0 +1,6 @@
+{
+    "parent": "block/cross",
+    "textures": {
+        "cross": "block/dead_tube_coral"
+    }
+}
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/slime_block.json b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/slime_block.json
index 54b74d6a..95f92bdf 100644
--- a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/slime_block.json
+++ b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/models/block/slime_block.json
@@ -18,12 +18,12 @@
         {   "from": [ 0, 0, 0 ],
             "to": [ 16, 16, 16 ],
             "faces": {
-                "down":  { "uv": [ 0, 0, 16, 16 ], "texture": "#texture" },
-                "up":    { "uv": [ 0, 0, 16, 16 ], "texture": "#texture" },
-                "north": { "uv": [ 0, 0, 16, 16 ], "texture": "#texture" },
-                "south": { "uv": [ 0, 0, 16, 16 ], "texture": "#texture" },
-                "west":  { "uv": [ 0, 0, 16, 16 ], "texture": "#texture" },
-                "east":  { "uv": [ 0, 0, 16, 16 ], "texture": "#texture" }
+                "down":  { "uv": [ 0, 0, 16, 16 ], "texture": "#texture", "cullface": "down" },
+                "up":    { "uv": [ 0, 0, 16, 16 ], "texture": "#texture", "cullface": "up" },
+                "north": { "uv": [ 0, 0, 16, 16 ], "texture": "#texture", "cullface": "north" },
+                "south": { "uv": [ 0, 0, 16, 16 ], "texture": "#texture", "cullface": "south" },
+                "west":  { "uv": [ 0, 0, 16, 16 ], "texture": "#texture", "cullface": "west" },
+                "east":  { "uv": [ 0, 0, 16, 16 ], "texture": "#texture", "cullface": "east" }
             }
         }
     ]
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_brain_coral.png b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_brain_coral.png
new file mode 100644
index 00000000..29c082cb
Binary files /dev/null and b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_brain_coral.png differ
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_bubble_coral.png b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_bubble_coral.png
new file mode 100644
index 00000000..bb9e259b
Binary files /dev/null and b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_bubble_coral.png differ
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_fire_coral.png b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_fire_coral.png
new file mode 100644
index 00000000..95c33ad9
Binary files /dev/null and b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_fire_coral.png differ
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_horn_coral.png b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_horn_coral.png
new file mode 100644
index 00000000..3c6744f7
Binary files /dev/null and b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_horn_coral.png differ
diff --git a/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_tube_coral.png b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_tube_coral.png
new file mode 100644
index 00000000..8ac8ed12
Binary files /dev/null and b/DynmapCore/src/main/resources/texturepacks/standard/assets/minecraft/textures/block/dead_tube_coral.png differ