diff --git a/gradle/dependencies.gradle b/gradle/dependencies.gradle
index bd766165810..377306ce241 100644
--- a/gradle/dependencies.gradle
+++ b/gradle/dependencies.gradle
@@ -17,18 +17,18 @@ ext {
       autoValueParcel    : '0.2.5',
       junit              : '4.12',
       supportLibVersion  : '27.1.1',
-      constraintLayout   : '1.1.2',
-      mockito            : '2.21.0',
+      constraintLayout   : '1.1.3',
+      mockito            : '2.23.4',
       hamcrest           : '2.0.0.0',
       errorprone         : '2.3.1',
       butterknife        : '8.8.1',
-      leakCanaryVersion  : '1.6.1',
+      leakCanaryVersion  : '1.6.3',
       timber             : '4.7.1',
       testRunnerVersion  : '1.0.1',
       espressoVersion    : '3.0.2',
       spoonRunner        : '1.6.2',
       commonsIO          : '2.6',
-      robolectric        : '4.0.2',
+      robolectric        : '4.1',
       lifecycle          : '1.1.1',
       picasso            : '2.71828',
       gmsLocation        : '15.0.1',