diff --git a/build.gradle b/build.gradle
index fbf26a5..0706a03 100644
--- a/build.gradle
+++ b/build.gradle
@@ -35,14 +35,14 @@ for (JNIPlatform platform : jniPlatforms) {
 		buildDir.mkdir()
 	}
 
-	tasks.create(name: "cmake-${platform.name}", type: Exec) {
+	tasks.create(name: "cmake-${platform.name}", group: 'jni', type: Exec) {
 		workingDir buildDir
 
 		executable 'cmake'
 		args platform.cmakeArgs + ['..']
 	}
 
-	tasks.create(name: "compileJNI-${platform.name}", type: Exec) {
+	tasks.create(name: "compileJNI-${platform.name}", group: 'jni', type: Exec) {
 		workingDir buildDir
 
 		executable 'make'
@@ -52,7 +52,7 @@ for (JNIPlatform platform : jniPlatforms) {
 
 	compileJNI.dependsOn tasks.getByName("compileJNI-${platform.name}")
 
-	tasks.create(name: "cleanJNI-${platform.name}", type: Delete) {
+	tasks.create(name: "cleanJNI-${platform.name}", group: 'jni', type: Delete) {
 		delete buildDir.absolutePath
 	}
 
@@ -96,7 +96,7 @@ def typescriptRoot = rootProject.typescript_root as String
 def resources = new File(rootProject.rootDir, 'src/main/resources')
 def typescriptRootFile = new File(resources, typescriptRoot)
 
-task compileTypescript {
+task typescript(group: 'build') {
 	inputs.dir typescriptRootFile
 	outputs.dir typescriptOut
 
@@ -115,11 +115,11 @@ task compileTypescript {
 	}
 }
 
-processResources.dependsOn compileTypescript
+processResources.dependsOn typescript
 
 def typedocOut = new File(buildDir, 'typedoc')
 
-task typedoc {
+task typedoc(group: 'documentation') {
 	inputs.dir typescriptRootFile
 	outputs.dir typedocOut
 
diff --git a/src/main/resources/scriptcraft/minecraft/tag.ts b/src/main/resources/scriptcraft/minecraft/tag.ts
index 05c3563..95ee5ed 100644
--- a/src/main/resources/scriptcraft/minecraft/tag.ts
+++ b/src/main/resources/scriptcraft/minecraft/tag.ts
@@ -5,7 +5,7 @@ type TagType = number | boolean | string | CompoundTag | ListTag;
 /**
  * @internal
  */
-function getTagValue(obj: [boolean, BridgeValueType]): TagType {
+function getTagValue(obj: [boolean, BridgeValueType]): Exclude<TagType, boolean> {
     if (typeof obj[1] === 'object') {
         if (obj[0]) {
             return new ListTag(obj[1] as JavaObject);
@@ -13,7 +13,7 @@ function getTagValue(obj: [boolean, BridgeValueType]): TagType {
             return new CompoundTag(obj[1] as JavaObject);
         }
     } else if (obj[1]) {
-        return obj[1];
+        return obj[1] as Exclude<TagType, boolean>;
     } else {
         return null;
     }
@@ -49,10 +49,12 @@ export class CompoundTag {
 
     /**
      * Get Value In Tag
+     * 
+     * Note: This will never return a boolean, because booleans are stored as numbers in NBT.
      * @param key Key
      * @returns Value
      */
-    get(key: string): TagType {
+    get(key: string): Exclude<TagType, boolean> {
         const obj = useBridge('CompoundTag.get', this.javaObject, key) as [boolean, BridgeValueType];
         return getTagValue(obj);
     }
@@ -109,10 +111,12 @@ export class ListTag {
 
     /**
      * Get Value In Tag
+     * 
+     * Note: This will never return a boolean, because booleans are stored as numbers in NBT.
      * @param key Key
      * @returns Value
      */
-    get(key: number): TagType {
+    get(key: number): Exclude<TagType, boolean> {
         const obj = useBridge('ListTag.get', this.javaObject, key) as [boolean, BridgeValueType];
         return getTagValue(obj);
     }