diff --git a/build.gradle b/build.gradle
index db60000..9ecc0af 100644
--- a/build.gradle
+++ b/build.gradle
@@ -18,7 +18,7 @@ dependencies {
     compile 'org.jetbrains:annotations:13.0'
     testCompile 'junit:junit:4.12'
     testCompile 'org.mock-server:mockserver-netty:5.2.2'
-    testCompile 'org.mockito:mockito-core:2.+'
+    testCompile 'org.mockito:mockito-core:2.28.2'
 }
 
 task sourcesJar(type: Jar, dependsOn: classes) {