diff --git a/mobile/build.gradle b/mobile/build.gradle
index f0a81394e667cd4f711dc1bf22612d10e59c5cbc..a892b1ea66bd9524d3f5ad3d7236a557a2d586de 100644
--- a/mobile/build.gradle
+++ b/mobile/build.gradle
@@ -130,7 +130,7 @@ dependencies {
     annotationProcessor 'com.google.auto.value:auto-value:1.6.2'
     annotationProcessor 'com.ryanharter.auto.value:auto-value-parcel:0.2.6'
 
-    testImplementation 'org.mockito:mockito-core:2.19.1'
+    testImplementation 'org.mockito:mockito-core:2.21.0'
     testImplementation 'junit:junit:4.12'
     testImplementation 'org.json:json:20180813'
     testImplementation 'com.squareup.okhttp3:mockwebserver:3.11.0'