diff --git a/build.gradle b/build.gradle
index c6b9f13..dee5b37 100644
--- a/build.gradle
+++ b/build.gradle
@@ -13,6 +13,14 @@ buildscript {
 apply from: rootProject.file('dependencies.gradle')
 
 allprojects {
+    tasks.withType(Test).configureEach {
+        maxParallelForks = Runtime.runtime.availableProcessors().intdiv(2) ?: 1
+        if (!project.hasProperty("createReports")) {
+            reports.html.required = false
+            reports.junitXml.required = false
+        }
+    }
+
     repositories {
         jcenter()
         google()
@@ -211,4 +219,4 @@ def adjustPackage(Project project, String className) {
 
     sourceFile.text = sourceFile.text.replaceAll("package gradle.example;", "package ${projectPackage};")
     sourceFile.renameTo(new File(exampleClassFolder, "${className}.java"))
-}
+}
\ No newline at end of file