1.21

gradle.properties

@@ -4,14 +4,14 @@ org.gradle.parallel=true
 
 # Fabric Properties
 # check these on https://fabricmc.net/develop
-minecraft_version=1.20.6
-yarn_mappings=1.20.6+build.1
-loader_version=0.15.10
+minecraft_version=1.21
+yarn_mappings=1.21+build.1
+loader_version=0.15.11
 
 # Mod Properties
 mod_version=1.0.0
 maven_group=com.example
 archives_base_name=modid
 
 # Dependencies
-fabric_version=0.97.8+1.20.6
+fabric_version=0.100.1+1.21

src/client/java/com/example/mixin/client/ExampleClientMixin.java

@@ -9,7 +9,7 @@
 @Mixin(MinecraftClient.class)
 public class ExampleClientMixin {
 	@Inject(at = @At("HEAD"), method = "run")
-	private void run(CallbackInfo info) {
+	private void init(CallbackInfo info) {
 		// This code is injected into the start of MinecraftClient.run()V
 	}
 }

src/main/resources/fabric.mod.json

@@ -30,8 +30,8 @@
 		}
 	],
 	"depends": {
-		"fabricloader": ">=0.15.10",
-		"minecraft": "~1.20.6",
+		"fabricloader": ">=0.15.11",
+		"minecraft": "~1.21",
 		"java": ">=21",
 		"fabric-api": "*"
 	},