diff --git a/build.gradle b/build.gradle
index 33fd9c08..d5534eda 100644
--- a/build.gradle
+++ b/build.gradle
@@ -53,7 +53,7 @@ dependencies {
 
     testCompile group: 'junit', name: 'junit', version: '4.12'
 
-    testCompile 'org.mockito:mockito-core:2.28.2'
+    testCompile 'org.mockito:mockito-core:3.0.0'
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {