diff --git a/build.gradle b/build.gradle
index 018db1c..575fa6d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -61,7 +61,7 @@ dependencies {
   testCompile group: 'org.hamcrest', name: 'hamcrest-library', version: '2.2'
   testCompile group: 'org.skyscreamer', name: 'jsonassert', version: '1.5.0'
   testCompile group: 'org.jsoup', name: 'jsoup', version: '1.12.1'
-  testCompile 'com.squareup.okhttp3:mockwebserver:4.2.2'
+  testCompile 'com.squareup.okhttp3:mockwebserver:4.3.1'
 }
 
 sourceSets {