diff --git a/build.gradle.kts b/build.gradle.kts
index 796dcb0..ebb18a6 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -51,9 +51,9 @@ dependencies {
 
     minecraft("com.mojang:minecraft:19w14b")
     mappings("net.fabricmc:yarn:19w14b.1")
-    modCompile("net.fabricmc:fabric-loader:0.3.7.109")
+    modCompile("net.fabricmc:fabric-loader:0.4.0+build.113")
 
-    modCompile("net.fabricmc:fabric:0.2.6.119")
+    modCompile("net.fabricmc:fabric:0.2.6.121")
 }
 
 tasks.named<Jar>("jar") {
diff --git a/src/main/java/com/github/creeper123123321/viafabric/platform/VRPlatform.java b/src/main/java/com/github/creeper123123321/viafabric/platform/VRPlatform.java
index 98d945f..be31254 100644
--- a/src/main/java/com/github/creeper123123321/viafabric/platform/VRPlatform.java
+++ b/src/main/java/com/github/creeper123123321/viafabric/platform/VRPlatform.java
@@ -32,8 +32,8 @@ import com.github.creeper123123321.viafabric.providers.VRVersionProvider;
 import com.github.creeper123123321.viafabric.util.FutureTaskId;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
-import net.fabricmc.loader.ModContainer;
 import net.fabricmc.loader.api.FabricLoader;
+import net.fabricmc.loader.api.ModContainer;
 import net.minecraft.client.MinecraftClient;
 import net.minecraft.entity.Entity;
 import net.minecraft.server.MinecraftServer;
@@ -271,13 +271,13 @@ public class VRPlatform implements ViaPlatform {
     public JsonObject getDump() {
         JsonObject platformSpecific = new JsonObject();
         List<PluginInfo> mods = new ArrayList<>();
-        for (ModContainer mod : net.fabricmc.loader.FabricLoader.INSTANCE.getModContainers()) {
+        for (ModContainer mod : FabricLoader.getInstance().getAllMods()) {
             mods.add(new PluginInfo(true,
                     mod.getMetadata().getName(),
                     mod.getMetadata().getVersion().getFriendlyString(),
-                    String.join(", ", mod.getInfo().getInitializers()),
-                    mod.getInfo().getAuthors().stream()
-                            .map(info -> info.getName() + " <" + info.getEmail() + "> (" + info.getWebsite() + ")")
+                    null,
+                    mod.getMetadata().getAuthors().stream()
+                            .map(info -> info.getName() + "(" + info.getContact().asMap() + ")")
                             .collect(Collectors.toList())
             ));
         }
diff --git a/src/main/resources/fabric.mod.json b/src/main/resources/fabric.mod.json
index 3e414d5..ef0e428 100644
--- a/src/main/resources/fabric.mod.json
+++ b/src/main/resources/fabric.mod.json
@@ -1,29 +1,33 @@
 {
+  "schemaVersion": 1,
   "id": "viafabric",
   "name": "ViaFabric",
-  "side": "universal",
   "version": "@version@",
   "description": "@description@",
   "license": "MIT",
-  "links": {
+  "contact": {
     "homepage": "https://github.com/ViaVersion/ViaFabric",
     "issues": "https://github.com/ViaVersion/ViaFabric/issues",
     "sources": "https://github.com/ViaVersion/ViaFabric"
   },
+  "icon": "assets/viaversion/textures/logo.png",
+  "environment": "*",
   "authors": [
     "creeper123123321"
   ],
-  "initializers": [
-    "com.github.creeper123123321.viafabric.ViaFabric"
-  ],
+  "entrypoints": {
+    "main": [
+      "com.github.creeper123123321.viafabric.ViaFabric"
+    ]
+  },
   "requires": {
+    "fabricloader": ">=0.4.0"
   },
   "recommended": {
     "fabric": "*",
     "clientcommands": "*"
   },
-  "mixins": {
-    "common": "mixins.viafabric.common.json",
-    "client": "mixins.viafabric.client.json"
-  }
+  "mixins": [
+    "mixins.viafabric.json"
+  ]
 }
diff --git a/src/main/resources/mixins.viafabric.common.json b/src/main/resources/mixins.viafabric.common.json
deleted file mode 100644
index 8890986..0000000
--- a/src/main/resources/mixins.viafabric.common.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "required": true,
-  "compatibilityLevel": "JAVA_8",
-  "package": "com.github.creeper123123321.viafabric.mixin",
-  "mixins": [
-    "MixinServerNetworkIOChInit",
-    "MixinClientConnection"
-  ],
-  "injectors": {
-    "defaultRequire": 1
-  }
-}
diff --git a/src/main/resources/mixins.viafabric.client.json b/src/main/resources/mixins.viafabric.json
similarity index 81%
rename from src/main/resources/mixins.viafabric.client.json
rename to src/main/resources/mixins.viafabric.json
index a545c16..6c13530 100644
--- a/src/main/resources/mixins.viafabric.client.json
+++ b/src/main/resources/mixins.viafabric.json
@@ -3,6 +3,8 @@
   "compatibilityLevel": "JAVA_8",
   "package": "com.github.creeper123123321.viafabric.mixin",
   "mixins": [
+    "MixinServerNetworkIOChInit",
+    "MixinClientConnection"
   ],
   "client": [
     "client.MixinClientConnectionChInit",