diff --git a/build.gradle b/build.gradle
index 8807cf0..5bfd6b7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ plugins {
 }
 
 group 'io.izzel.taboolib'
-version '1.5'
+version '1.6'
 
 configurations {
     embed
diff --git a/src/main/groovy/io/izzel/taboolib/gradle/IsolatedAnnotationVisitor.groovy b/src/main/groovy/io/izzel/taboolib/gradle/IsolatedAnnotationVisitor.groovy
new file mode 100644
index 0000000..073a2b2
--- /dev/null
+++ b/src/main/groovy/io/izzel/taboolib/gradle/IsolatedAnnotationVisitor.groovy
@@ -0,0 +1,42 @@
+package io.izzel.taboolib.gradle
+
+import org.gradle.api.Project
+import org.objectweb.asm.AnnotationVisitor
+import org.objectweb.asm.Opcodes
+import org.objectweb.asm.Type
+
+class IsolatedAnnotationVisitor extends AnnotationVisitor {
+
+    String name
+    Project project
+    TabooLibClassVisitor parent
+
+    IsolatedAnnotationVisitor(AnnotationVisitor annotationVisitor, project, name, parent) {
+        super(Opcodes.ASM7, annotationVisitor)
+        this.name = name
+        this.project = project
+        this.parent = parent
+        this.parent.isolated[name] = new ArrayList<>()
+    }
+
+    @Override
+    AnnotationVisitor visitArray(String name) {
+        return new IsolatedExcludeAnnotationVisitor(super.visitArray(name), this)
+    }
+
+    class IsolatedExcludeAnnotationVisitor extends AnnotationVisitor {
+
+        IsolatedAnnotationVisitor parent
+
+        IsolatedExcludeAnnotationVisitor(AnnotationVisitor annotationVisitor, parent) {
+            super(Opcodes.ASM7, annotationVisitor)
+            this.parent = parent
+        }
+
+        @Override
+        void visit(String name, Object value) {
+            parent.parent.isolated[parent.name] += (value as Type).className
+            super.visit(name, value)
+        }
+    }
+}
diff --git a/src/main/groovy/io/izzel/taboolib/gradle/RelocateJar.groovy b/src/main/groovy/io/izzel/taboolib/gradle/RelocateJar.groovy
index 915876c..8faa7da 100644
--- a/src/main/groovy/io/izzel/taboolib/gradle/RelocateJar.groovy
+++ b/src/main/groovy/io/izzel/taboolib/gradle/RelocateJar.groovy
@@ -41,6 +41,7 @@ class RelocateJar extends DefaultTask {
         def name = inJar.name.substring(0, index) + (classifier == null ? "" : "-" + classifier) + inJar.name.substring(index)
         def outJar = new File(inJar.getParentFile(), name)
         def tmpOut = File.createTempFile(name, ".jar")
+        def isolated = new HashMap<String, List<String>>()
         new JarOutputStream(new FileOutputStream(tmpOut)).withCloseable { out ->
             project.logger.info(outJar.getAbsolutePath())
             int n
@@ -54,6 +55,7 @@ class RelocateJar extends DefaultTask {
                             def writer = new ClassWriter(0)
                             def visitor = new TabooLibClassVisitor(writer, project)
                             reader.accept(new ClassRemapper(visitor, remapper), 0)
+                            isolated.putAll(visitor.isolated)
                             out.putNextEntry(new JarEntry(remapper.map(jarEntry.name)))
                             out.write(writer.toByteArray())
                         } else {
diff --git a/src/main/groovy/io/izzel/taboolib/gradle/TabooLibClassVisitor.groovy b/src/main/groovy/io/izzel/taboolib/gradle/TabooLibClassVisitor.groovy
index 51b1db9..fc525aa 100644
--- a/src/main/groovy/io/izzel/taboolib/gradle/TabooLibClassVisitor.groovy
+++ b/src/main/groovy/io/izzel/taboolib/gradle/TabooLibClassVisitor.groovy
@@ -7,19 +7,34 @@ import org.objectweb.asm.Opcodes
 
 class TabooLibClassVisitor extends ClassVisitor {
 
+    String name
     Project project
+    Map<String, List<String>> isolated = new HashMap()
 
     TabooLibClassVisitor(ClassVisitor classVisitor, Project project) {
         super(Opcodes.ASM7, classVisitor);
         this.project = project
     }
 
+    @Override
+    void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
+        this.name = name
+        super.visit(version, access, name, signature, superName, interfaces)
+    }
+
     @Override
     AnnotationVisitor visitAnnotation(String descriptor, boolean visible) {
-        if (descriptor == "Lorg/spongepowered/api/plugin/Plugin;") {
+        if (descriptor == "L${project.group.replace('.', '/')}/taboolib/common/Isolated;") {
+            return new IsolatedAnnotationVisitor(super.visitAnnotation(descriptor, visible), project, name, this)
+        } else if (descriptor == "Lorg/spongepowered/api/plugin/Plugin;") {
             return new SpongeAnnotationVisitor(super.visitAnnotation(descriptor, visible), project)
         } else {
             return super.visitAnnotation(descriptor, visible)
         }
     }
+
+    @Override
+    void visitEnd() {
+        super.visitEnd()
+    }
 }
diff --git a/src/main/groovy/io/izzel/taboolib/gradle/TabooLibPlugin.groovy b/src/main/groovy/io/izzel/taboolib/gradle/TabooLibPlugin.groovy
index 2e10647..c5aa3da 100644
--- a/src/main/groovy/io/izzel/taboolib/gradle/TabooLibPlugin.groovy
+++ b/src/main/groovy/io/izzel/taboolib/gradle/TabooLibPlugin.groovy
@@ -29,7 +29,7 @@ class TabooLibPlugin implements Plugin<Project> {
                 task.inJar = task.inJar ?: jarTask.archivePath
                 task.relocations = tabooExt.relocation
                 task.classifier = tabooExt.classifier
-                task.relocations['taboolib'] = task.relocations['taboolib'] ?: project.group.toString() + '.taboolib'
+                task.relocations['taboolib'] = project.group.toString() + '.taboolib'
             }
         }
     }