diff --git a/build.gradle b/build.gradle
index c06df431..0350d6f7 100644
--- a/build.gradle
+++ b/build.gradle
@@ -14,6 +14,13 @@ buildscript {
 }
 
 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()