diff --git a/src/main/java/bee/Task.java b/src/main/java/bee/Task.java
index 25a2222a5..4eae54036 100644
--- a/src/main/java/bee/Task.java
+++ b/src/main/java/bee/Task.java
@@ -30,6 +30,7 @@
 import java.util.Queue;
 import java.util.TreeMap;
 import java.util.concurrent.ConcurrentLinkedDeque;
+import java.util.concurrent.ForkJoinPool;
 import java.util.function.Consumer;
 import java.util.function.Function;
 
@@ -178,7 +179,7 @@ private Object requireParallel(TaskRef<Task>[] tasks) {
             Method method = I.type(s.getImplClass().replaceAll("/", ".")).getMethod(s.getImplMethodName());
 
             return execute(computeTaskName(method.getDeclaringClass()) + ":" + method.getName().toLowerCase(), parallels.pollFirst());
-        }).to().v;
+        }, ForkJoinPool.commonPool()).to().v;
     }
 
     /**
diff --git a/src/project/java/bee/Install.java b/src/project/java/bee/Install.java
index bbe495810..e472b9012 100644
--- a/src/project/java/bee/Install.java
+++ b/src/project/java/bee/Install.java
@@ -20,8 +20,8 @@ public class Install extends bee.task.Install {
      */
     @Override
     public void project() {
-        require(Test::test, Jar::document);
-        require(Jar::merge);
+        require(Test::test);
+        require(Jar::document, Jar::merge);
 
         I.make(Repository.class).install(project);