diff --git a/build.gradle b/build.gradle
index 3d975af..ebacded 100644
--- a/build.gradle
+++ b/build.gradle
@@ -17,13 +17,21 @@ repositories {
   mavenCentral()
 }
 
+test {
+  useJUnitPlatform()
+}
+
 dependencies {
   compile "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
   compile "com.google.code.gson:gson:2.8.5"
   compile "com.squareup.okhttp3:okhttp:3.12.2"
 
+  testImplementation 'org.junit.jupiter:junit-jupiter-api:5.3.1'
+  testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.3.1'
+
+  testCompileOnly 'junit:junit:4.12'
+  testRuntimeOnly 'org.junit.vintage:junit-vintage-engine:5.3.1'
 
-  testCompile group: 'junit', name: 'junit', version: '4.12'
   testCompile group: 'com.google.truth', name: 'truth', version: '0.44'
   testCompile group: 'org.mockito', name: 'mockito-core', version: '2.27.0'
   testCompile group: 'com.nhaarman.mockitokotlin2', name: 'mockito-kotlin', version: '2.1.0'
diff --git a/src/test/kotlin/org/phoenixframework/ExampleTest.kt b/src/test/kotlin/org/phoenixframework/ExampleTest.kt
new file mode 100644
index 0000000..7689162
--- /dev/null
+++ b/src/test/kotlin/org/phoenixframework/ExampleTest.kt
@@ -0,0 +1,25 @@
+package org.phoenixframework
+
+import com.google.common.truth.Truth.assertThat
+import org.junit.jupiter.api.DisplayName
+import org.junit.jupiter.api.Nested
+import org.junit.jupiter.api.Test
+
+class ExampleTest {
+  @Test
+  internal fun `should fail`() {
+//    assertThat(true).isFalse()
+    assertThat(true).isTrue()
+  }
+
+  @Nested
+  @DisplayName("nested test")
+  inner class NestedTest {
+
+    @Test
+    internal fun `does fail`() {
+      assertThat(false).isFalse()
+    }
+  }
+}
+