diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIBlockRegistry.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIBlockRegistry.java
index 46a804d8e9..97e3cec25c 100644
--- a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIBlockRegistry.java
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIBlockRegistry.java
@@ -21,6 +21,7 @@
 
 import com.google.common.collect.ImmutableMap;
 import com.google.common.collect.Maps;
+import com.sk89q.worldedit.cli.data.DataFile;
 import com.sk89q.worldedit.cli.data.FileRegistries;
 import com.sk89q.worldedit.registry.state.BooleanProperty;
 import com.sk89q.worldedit.registry.state.DirectionalProperty;
@@ -51,9 +52,9 @@ private Property<?> createProperty(String type, String key, List<String> values)
     @Nullable
     @Override
     public Map<String, ? extends Property<?>> getProperties(BlockType blockType) {
-        Map<String, FileRegistries.BlockProperty> properties =
+        Map<String, DataFile.BlockProperty> properties =
                 CLIWorldEdit.inst.getFileRegistries().getDataFile().blocks.get(blockType.getId()).properties;
-        Maps.EntryTransformer<String, FileRegistries.BlockProperty, Property<?>> entryTransform =
+        Maps.EntryTransformer<String, DataFile.BlockProperty, Property<?>> entryTransform =
             (key, value) -> createProperty(value.type, key, value.values);
         return ImmutableMap.copyOf(Maps.transformEntries(properties, entryTransform));
     }
diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLICommandSender.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLICommandSender.java
index e7205b9d96..7e22ff442a 100644
--- a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLICommandSender.java
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLICommandSender.java
@@ -43,14 +43,11 @@ public class CLICommandSender implements Actor {
      */
     private static final UUID DEFAULT_ID = UUID.fromString("a233eb4b-4cab-42cd-9fd9-7e7b9a3f74be");
 
-    private final CLIWorldEdit app;
     private final Logger sender;
 
-    public CLICommandSender(CLIWorldEdit app, Logger sender) {
-        checkNotNull(app);
+    public CLICommandSender(Logger sender) {
         checkNotNull(sender);
 
-        this.app = app;
         this.sender = sender;
     }
 
diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIConfiguration.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIConfiguration.java
index ce935742c2..01daedc125 100644
--- a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIConfiguration.java
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIConfiguration.java
@@ -29,10 +29,6 @@ public CLIConfiguration(CLIWorldEdit app) {
         super(app.getWorkingDir().resolve("worldedit.properties"));
     }
 
-    @Override
-    protected void loadExtra() {
-    }
-
     @Override
     public Path getWorkingDirectoryPath() {
         return CLIWorldEdit.inst.getWorkingDir();
diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIPlatform.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIPlatform.java
index e0a2d4123d..764d0a27d3 100644
--- a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIPlatform.java
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIPlatform.java
@@ -25,7 +25,6 @@
 import com.sk89q.worldedit.extension.platform.Capability;
 import com.sk89q.worldedit.extension.platform.Preference;
 import com.sk89q.worldedit.util.SideEffect;
-import com.sk89q.worldedit.world.DataFixer;
 import com.sk89q.worldedit.world.World;
 import com.sk89q.worldedit.world.entity.EntityTypes;
 import com.sk89q.worldedit.world.registry.Registries;
@@ -67,11 +66,6 @@ public void setDataVersion(int dataVersion) {
         this.dataVersion = dataVersion;
     }
 
-    @Override
-    public DataFixer getDataFixer() {
-        return null;
-    }
-
     @Override
     public boolean isValidMobType(String type) {
         return EntityTypes.get(type) != null;
diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIWorldEdit.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIWorldEdit.java
index d527790157..e93b82dd73 100644
--- a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIWorldEdit.java
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/CLIWorldEdit.java
@@ -21,6 +21,7 @@
 
 import com.google.common.collect.ImmutableList;
 import com.sk89q.worldedit.WorldEdit;
+import com.sk89q.worldedit.cli.data.DataFile;
 import com.sk89q.worldedit.cli.data.FileRegistries;
 import com.sk89q.worldedit.cli.schematic.ClipboardWorld;
 import com.sk89q.worldedit.event.platform.CommandEvent;
@@ -100,7 +101,6 @@ private void setupPlatform() {
         WorldEdit.getInstance().getEventBus().post(new PlatformsRegisteredEvent());
 
         this.fileRegistries = new FileRegistries(this);
-        this.fileRegistries.loadDataFiles();
     }
 
     private void registerCommands() {
@@ -116,8 +116,11 @@ private void registerCommands() {
     }
 
     public void setupRegistries() {
+        this.fileRegistries.loadDataFiles();
+
         // Blocks
-        for (Map.Entry<String, FileRegistries.BlockManifest> manifestEntry : fileRegistries.getDataFile().blocks.entrySet()) {
+        BlockType.REGISTRY.clear();
+        for (Map.Entry<String, DataFile.BlockManifest> manifestEntry : fileRegistries.getDataFile().blocks.entrySet()) {
             if (BlockType.REGISTRY.get(manifestEntry.getKey()) == null) {
                 BlockType.REGISTRY.register(manifestEntry.getKey(), new BlockType(manifestEntry.getKey(), input -> {
                     ParserContext context = new ParserContext();
@@ -144,29 +147,34 @@ public void setupRegistries() {
             }
         }
         // Items
+        ItemType.REGISTRY.clear();
         for (String name : fileRegistries.getDataFile().items) {
             if (ItemType.REGISTRY.get(name) == null) {
                 ItemType.REGISTRY.register(name, new ItemType(name));
             }
         }
         // Entities
+        EntityType.REGISTRY.clear();
         for (String name : fileRegistries.getDataFile().entities) {
             if (EntityType.REGISTRY.get(name) == null) {
                 EntityType.REGISTRY.register(name, new EntityType(name));
             }
         }
         // Biomes
+        BiomeType.REGISTRY.clear();
         for (String name : fileRegistries.getDataFile().biomes) {
             if (BiomeType.REGISTRY.get(name) == null) {
                 BiomeType.REGISTRY.register(name, new BiomeType(name));
             }
         }
         // Tags
+        BlockCategory.REGISTRY.clear();
         for (String name : fileRegistries.getDataFile().blocktags.keySet()) {
             if (BlockCategory.REGISTRY.get(name) == null) {
                 BlockCategory.REGISTRY.register(name, new BlockCategory(name));
             }
         }
+        ItemCategory.REGISTRY.clear();
         for (String name : fileRegistries.getDataFile().itemtags.keySet()) {
             if (ItemCategory.REGISTRY.get(name) == null) {
                 ItemCategory.REGISTRY.register(name, new ItemCategory(name));
@@ -185,7 +193,7 @@ public void onInitialized() {
             }
         }
 
-        this.commandSender = new CLICommandSender(this, LOGGER);
+        this.commandSender = new CLICommandSender(LOGGER);
         this.platform = new CLIPlatform(this);
         LOGGER.info("WorldEdit CLI (version " + getInternalVersion() + ") is loaded");
     }
diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/DataFile.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/DataFile.java
new file mode 100644
index 0000000000..287caf33f7
--- /dev/null
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/DataFile.java
@@ -0,0 +1,43 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.cli.data;
+
+import java.util.List;
+import java.util.Map;
+
+public class DataFile {
+    public Map<String, List<String>> itemtags;
+    public Map<String, List<String>> blocktags;
+    public Map<String, List<String>> entitytags;
+    public List<String> items;
+    public List<String> entities;
+    public List<String> biomes;
+    public Map<String, BlockManifest> blocks;
+
+    public static class BlockManifest {
+        public String defaultstate;
+        public Map<String, BlockProperty> properties;
+    }
+
+    public static class BlockProperty {
+        public List<String> values;
+        public String type;
+    }
+}
\ No newline at end of file
diff --git a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/FileRegistries.java b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/FileRegistries.java
index f716064956..f6e315ac76 100644
--- a/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/FileRegistries.java
+++ b/worldedit-cli/src/main/java/com/sk89q/worldedit/cli/data/FileRegistries.java
@@ -30,8 +30,6 @@
 import java.io.IOException;
 import java.net.URL;
 import java.nio.charset.StandardCharsets;
-import java.util.List;
-import java.util.Map;
 
 public class FileRegistries {
 
@@ -58,23 +56,4 @@ public DataFile getDataFile() {
         return this.dataFile;
     }
 
-    public static class BlockManifest {
-        public String defaultstate;
-        public Map<String, BlockProperty> properties;
-    }
-
-    public static class BlockProperty {
-        public List<String> values;
-        public String type;
-    }
-
-    public static class DataFile {
-        public Map<String, List<String>> itemtags;
-        public Map<String, List<String>> blocktags;
-        public Map<String, List<String>> entitytags;
-        public List<String> items;
-        public List<String> entities;
-        public List<String> biomes;
-        public Map<String, BlockManifest> blocks;
-    }
 }