diff --git a/doc_classes/VoxelChunkDefault.xml b/doc_classes/VoxelChunkDefault.xml
index 56e4a84..e508b69 100644
--- a/doc_classes/VoxelChunkDefault.xml
+++ b/doc_classes/VoxelChunkDefault.xml
@@ -393,13 +393,9 @@
 		</constant>
 		<constant name="DEFAULT_CHANNEL_RANDOM_AO" value="6" enum="DefaultChannels">
 		</constant>
-		<constant name="DEFAULT_CHANNEL_LIQUID_TYPES" value="7" enum="DefaultChannels">
+		<constant name="DEFAULT_CHANNEL_LIQUID_FLOW" value="7" enum="DefaultChannels">
 		</constant>
-		<constant name="DEFAULT_CHANNEL_LIQUID_FILL" value="8" enum="DefaultChannels">
-		</constant>
-		<constant name="DEFAULT_CHANNEL_LIQUID_FLOW" value="9" enum="DefaultChannels">
-		</constant>
-		<constant name="MAX_DEFAULT_CHANNELS" value="10" enum="DefaultChannels">
+		<constant name="MAX_DEFAULT_CHANNELS" value="8" enum="DefaultChannels">
 		</constant>
 		<constant name="BUILD_PHASE_TYPE_NORMAL" value="0" enum="ActiveBuildPhaseType">
 		</constant>
diff --git a/doc_classes/VoxelSurface.xml b/doc_classes/VoxelSurface.xml
index 6eb803e..12e4113 100644
--- a/doc_classes/VoxelSurface.xml
+++ b/doc_classes/VoxelSurface.xml
@@ -61,9 +61,11 @@
 	<members>
 		<member name="id" type="int" setter="set_id" getter="get_id" default="0">
 		</member>
+		<member name="liquid" type="bool" setter="set_liquid" getter="get_liquid" default="false">
+		</member>
 		<member name="mesher_index" type="int" setter="set_mesher_index" getter="get_mesher_index" default="0">
 		</member>
-		<member name="transparent" type="bool" setter="set_transparent" getter="is_transparent" default="false">
+		<member name="transparent" type="bool" setter="set_transparent" getter="get_transparent" default="false">
 		</member>
 		<member name="voxel_name" type="String" setter="set_name" getter="get_name" default="&quot;&quot;">
 		</member>
diff --git a/doc_classes/VoxelWorld.xml b/doc_classes/VoxelWorld.xml
index a0de1f1..259c119 100644
--- a/doc_classes/VoxelWorld.xml
+++ b/doc_classes/VoxelWorld.xml
@@ -501,9 +501,7 @@
 		</constant>
 		<constant name="CHANNEL_TYPE_INFO_ISOLEVEL" value="1" enum="ChannelTypeInfo">
 		</constant>
-		<constant name="CHANNEL_TYPE_INFO_LIQUID" value="2" enum="ChannelTypeInfo">
-		</constant>
-		<constant name="CHANNEL_TYPE_INFO_LIQUID_LEVEL" value="3" enum="ChannelTypeInfo">
+		<constant name="CHANNEL_TYPE_INFO_LIQUID_FLOW" value="2" enum="ChannelTypeInfo">
 		</constant>
 	</constants>
 </class>
diff --git a/doc_classes/VoxelmanLibrary.xml b/doc_classes/VoxelmanLibrary.xml
index c88af96..32ddefa 100644
--- a/doc_classes/VoxelmanLibrary.xml
+++ b/doc_classes/VoxelmanLibrary.xml
@@ -25,14 +25,6 @@
 			<description>
 			</description>
 		</method>
-		<method name="add_liquid_surface">
-			<return type="void">
-			</return>
-			<argument index="0" name="value" type="VoxelSurface">
-			</argument>
-			<description>
-			</description>
-		</method>
 		<method name="add_material">
 			<return type="void">
 			</return>
@@ -63,12 +55,6 @@
 			<description>
 			</description>
 		</method>
-		<method name="clear_liquid_surfaces">
-			<return type="void">
-			</return>
-			<description>
-			</description>
-		</method>
 		<method name="clear_materials">
 			<return type="void">
 			</return>
@@ -95,14 +81,6 @@
 			<description>
 			</description>
 		</method>
-		<method name="get_liquid_surface">
-			<return type="VoxelSurface">
-			</return>
-			<argument index="0" name="index" type="int">
-			</argument>
-			<description>
-			</description>
-		</method>
 		<method name="get_material">
 			<return type="Material">
 			</return>
@@ -117,12 +95,6 @@
 			<description>
 			</description>
 		</method>
-		<method name="get_num_liquid_surfaces" qualifiers="const">
-			<return type="int">
-			</return>
-			<description>
-			</description>
-		</method>
 		<method name="get_num_materials" qualifiers="const">
 			<return type="int">
 			</return>
@@ -171,14 +143,6 @@
 			<description>
 			</description>
 		</method>
-		<method name="remove_liquid_surface">
-			<return type="void">
-			</return>
-			<argument index="0" name="index" type="int">
-			</argument>
-			<description>
-			</description>
-		</method>
 		<method name="remove_material">
 			<return type="void">
 			</return>
@@ -213,16 +177,6 @@
 			<description>
 			</description>
 		</method>
-		<method name="set_liquid_surface">
-			<return type="void">
-			</return>
-			<argument index="0" name="index" type="int">
-			</argument>
-			<argument index="1" name="surface" type="VoxelSurface">
-			</argument>
-			<description>
-			</description>
-		</method>
 		<method name="set_material">
 			<return type="void">
 			</return>
diff --git a/doc_classes/VoxelmanLibraryMerger.xml b/doc_classes/VoxelmanLibraryMerger.xml
index 0b1e647..27a0ef8 100644
--- a/doc_classes/VoxelmanLibraryMerger.xml
+++ b/doc_classes/VoxelmanLibraryMerger.xml
@@ -13,8 +13,6 @@
 		</member>
 		<member name="keep_original_atlases" type="bool" setter="set_keep_original_atlases" getter="get_keep_original_atlases" default="false">
 		</member>
-		<member name="liquid_voxel_surfaces" type="Array" setter="set_liquid_voxel_surfaces" getter="get_liquid_voxel_surfaces" default="[  ]">
-		</member>
 		<member name="margin" type="int" setter="set_margin" getter="get_margin" default="0">
 		</member>
 		<member name="max_atlas_size" type="int" setter="set_max_atlas_size" getter="get_max_atlas_size" default="1024">
diff --git a/doc_classes/VoxelmanLibrarySimple.xml b/doc_classes/VoxelmanLibrarySimple.xml
index 85cf34b..875ad22 100644
--- a/doc_classes/VoxelmanLibrarySimple.xml
+++ b/doc_classes/VoxelmanLibrarySimple.xml
@@ -13,8 +13,6 @@
 		</member>
 		<member name="atlas_rows" type="int" setter="set_atlas_rows" getter="get_atlas_rows" default="8">
 		</member>
-		<member name="liquid_voxel_surfaces" type="Array" setter="set_liquid_voxel_surfaces" getter="get_liquid_voxel_surfaces" default="[  ]">
-		</member>
 		<member name="voxel_surfaces" type="Array" setter="set_voxel_surfaces" getter="get_voxel_surfaces" default="[  ]">
 		</member>
 	</members>