diff --git a/app/build.gradle b/app/build.gradle
index c1ffb75..7e7426c 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -81,19 +81,19 @@ dependencies {
     implementation 'org.slf4j:slf4j-android:1.7.25'
 
     implementation 'com.mikepenz:materialize:1.1.2@aar'
-    implementation('com.mikepenz:materialdrawer:6.0.6@aar') {
+    implementation('com.mikepenz:materialdrawer:6.0.8@aar') {
         transitive = true
     }
-    implementation('com.mikepenz:aboutlibraries:6.0.6@aar') {
+    implementation('com.mikepenz:aboutlibraries:6.0.9@aar') {
         transitive = true
     }
-    implementation "com.mikepenz:iconics-core:3.0.3@aar"
-    implementation "com.mikepenz:iconics-views:3.0.3@aar"
+    implementation "com.mikepenz:iconics-core:3.0.4@aar"
+    implementation "com.mikepenz:iconics-views:3.0.4@aar"
     implementation 'com.mikepenz:google-material-typeface:3.0.1.2.original@aar'
     implementation 'com.mikepenz:community-material-typeface:2.0.46.1@aar'
 
     implementation 'com.journeyapps:zxing-android-embedded:3.6.0@aar'
-    implementation 'com.google.zxing:core:3.3.2'
+    implementation 'com.google.zxing:core:3.3.3'
 
     implementation 'com.github.kobakei:MaterialFabSpeedDial:1.2.0'
     implementation 'com.github.deano2390:MaterialShowcaseView:1.2.0@aar'
@@ -101,12 +101,12 @@ dependencies {
         transitive = true
     }
     implementation 'com.github.angads25:filepicker:1.1.1'
-    implementation 'com.android.support.constraint:constraint-layout:1.1.1'
+    implementation 'com.android.support.constraint:constraint-layout:1.1.2'
 
     testImplementation 'junit:junit:4.12'
-    testImplementation 'org.mockito:mockito-core:2.15.0'
+    testImplementation 'org.mockito:mockito-core:2.19.0'
     testImplementation 'org.hamcrest:hamcrest-library:1.3'
-    testImplementation 'com.nhaarman:mockito-kotlin-kt1.1:1.5.0'
+    testImplementation 'com.nhaarman:mockito-kotlin-kt1.1:1.6.0'
     testImplementation "org.jetbrains.kotlin:kotlin-reflect:$kotlin_version"
     testImplementation 'org.robolectric:robolectric:3.7.1'
     testImplementation "org.robolectric:shadows-multidex:3.7.1"
diff --git a/build.gradle b/build.gradle
index dd57b70..bf3abe2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
-    ext.kotlin_version = '1.2.41'
-    ext.anko_version = '0.10.4'
+    ext.kotlin_version = '1.2.50'
+    ext.anko_version = '0.10.5'
     repositories {
         jcenter()
         google()
@@ -8,7 +8,7 @@ buildscript {
     dependencies {
         classpath 'com.android.tools.build:gradle:3.1.3'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
-        classpath 'com.github.ben-manes:gradle-versions-plugin:0.17.0'
+        classpath 'com.github.ben-manes:gradle-versions-plugin:0.20.0'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files