diff --git a/app/build.gradle b/app/build.gradle
index fabc2e82a..bf5516700 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -78,11 +78,11 @@ dependencies {
     implementation 'com.squareup.retrofit2:retrofit:2.4.0'
     implementation 'com.squareup.retrofit2:converter-gson:2.4.0'
     implementation 'com.squareup.picasso:picasso:2.5.2'
-    implementation 'com.squareup.okhttp3:okhttp:3.10.0'
-    implementation 'com.squareup.okhttp3:logging-interceptor:3.10.0'
+    implementation 'com.squareup.okhttp3:okhttp:3.11.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:3.11.0'
     implementation 'com.jakewharton.picasso:picasso2-okhttp3-downloader:1.1.0'
     implementation 'com.pkmmte.view:circularimageview:1.1'
-    implementation 'com.github.connyduck:sparkbutton:1.0.0'
+    implementation 'com.github.connyduck:sparkbutton:1.0.1'
     implementation 'com.github.chrisbanes:PhotoView:2.1.3'
     implementation 'com.mikepenz:google-material-typeface:3.0.1.2.original@aar'
     implementation('com.theartofdev.edmodo:android-image-cropper:2.7.0') {
@@ -111,14 +111,14 @@ dependencies {
     kapt "com.google.dagger:dagger-android-processor:$daggerVersion"
 
     testImplementation "org.robolectric:robolectric:3.8"
-    testImplementation "org.mockito:mockito-inline:2.18.3"
+    testImplementation "org.mockito:mockito-inline:2.19.1"
     androidTestImplementation('com.android.support.test.espresso:espresso-core:3.0.1', {
         exclude group: 'com.android.support', module: 'support-annotations'
     })
 
     debugImplementation 'im.dino:dbinspector:3.4.1@aar'
 
-    implementation 'io.reactivex.rxjava2:rxjava:2.1.12'
+    implementation 'io.reactivex.rxjava2:rxjava:2.1.16'
     implementation 'io.reactivex.rxjava2:rxandroid:2.0.2'
     implementation 'com.uber.autodispose:autodispose-android-archcomponents:0.8.0'
     implementation 'com.uber.autodispose:autodispose-kotlin:0.8.0'