diff --git a/build.gradle b/build.gradle
index e5c7b1a..16cf20f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
 
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.3.0'
+        classpath 'com.android.tools.build:gradle:2.3.1'
         classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
         classpath 'me.tatarka:gradle-retrolambda:3.3.1'
         classpath 'com.github.dcendents:android-maven-gradle-plugin:1.5'
@@ -41,14 +41,15 @@ ext {
     targetSdkVersion = 25
     compileSdkVersion = 25
     buildToolsVersion = '25.0.2'
-    supportVersion = '25.3.0'
+    supportVersion = '25.3.1'
     mosbyVersion = '2.0.1'
     rxJavaVersion = '2.0.8'
     rxAndroidVersion = '2.0.1'
-    databindingVersion = '1.2.1'
+    databindingVersion = '1.3.1'
     rxBindingVersion = '1.0.0'
-    butterKnifeVersion = '8.4.0'
+    butterKnifeVersion = '8.5.1'
     retrofitVersion = '2.0.2'
+    retrofitRxVersion = '1.0.0'
     okHttpVersion = '3.2.0'
     glideVersion = '3.7.0'
     robolectricVersion = '3.2-rc1'
diff --git a/sample-independent-viper/build.gradle b/sample-independent-viper/build.gradle
index b153b0d..4c6005f 100644
--- a/sample-independent-viper/build.gradle
+++ b/sample-independent-viper/build.gradle
@@ -40,10 +40,10 @@ dependencies {
 
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
-    compile 'io.reactivex.rxjava2:rxandroid:2.0.1'
-    compile "com.github.akarnokd:rxjava2-interop:0.9.1"
+    compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
+    compile "com.github.akarnokd:rxjava2-interop:0.9.5"
     compile 'io.reactivex.rxjava2:rxjava:' + rootProject.ext.rxJavaVersion
 
 
diff --git a/sample-recyclerview/build.gradle b/sample-recyclerview/build.gradle
index b3fbbde..2d99bba 100644
--- a/sample-recyclerview/build.gradle
+++ b/sample-recyclerview/build.gradle
@@ -48,7 +48,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
     compile project(path: ':moviper-recyclerview')
diff --git a/sample-rx-ai/build.gradle b/sample-rx-ai/build.gradle
index a7a6c9d..3d6988d 100644
--- a/sample-rx-ai/build.gradle
+++ b/sample-rx-ai/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
     compile project(path: ':moviper-butterknife')
diff --git a/sample-rx-rdp/build.gradle b/sample-rx-rdp/build.gradle
index 505a9b7..b811f4f 100644
--- a/sample-rx-rdp/build.gradle
+++ b/sample-rx-rdp/build.gradle
@@ -51,7 +51,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
 
diff --git a/sample-rx-viewstate/build.gradle b/sample-rx-viewstate/build.gradle
index fe88428..e1afb6f 100644
--- a/sample-rx-viewstate/build.gradle
+++ b/sample-rx-viewstate/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:'+rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:'+rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:'+rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:'+rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
     compile project(path: ':moviper-viewstate')
diff --git a/sample-rx/build.gradle b/sample-rx/build.gradle
index 7b4ad32..44afba3 100644
--- a/sample-rx/build.gradle
+++ b/sample-rx/build.gradle
@@ -46,7 +46,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
 
diff --git a/sample-service/build.gradle b/sample-service/build.gradle
index dae7bfb..9ff9711 100644
--- a/sample-service/build.gradle
+++ b/sample-service/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:'+rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:'+rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:'+rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:'+rootProject.ext.okHttpVersion
     compile project(path: ':moviper-service')
     compile project(path: ':moviper-butterknife')
diff --git a/sample-super-rx-ai-kotlin/build.gradle b/sample-super-rx-ai-kotlin/build.gradle
index f36e586..d61a5c6 100644
--- a/sample-super-rx-ai-kotlin/build.gradle
+++ b/sample-super-rx-ai-kotlin/build.gradle
@@ -41,7 +41,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
     androidTestCompile('com.android.support.test.espresso:espresso-core:' + rootProject.ext.espressoVersion, {
diff --git a/sample-super-rx-ai/build.gradle b/sample-super-rx-ai/build.gradle
index a7a6c9d..3d6988d 100644
--- a/sample-super-rx-ai/build.gradle
+++ b/sample-super-rx-ai/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
     compile project(path: ':moviper-butterknife')
diff --git a/sample-super-rx-databinding/build.gradle b/sample-super-rx-databinding/build.gradle
index 44e6df3..a7240e7 100644
--- a/sample-super-rx-databinding/build.gradle
+++ b/sample-super-rx-databinding/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-rx')
     compile project(path: ':moviper-databinding')
diff --git a/sample/build.gradle b/sample/build.gradle
index 39b72a7..34ce8c1 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     compile 'io.reactivex.rxjava2:rxandroid:' + rootProject.ext.rxAndroidVersion
     compile 'com.squareup.retrofit2:retrofit:' + rootProject.ext.retrofitVersion
     compile 'com.squareup.retrofit2:converter-gson:' + rootProject.ext.retrofitVersion
-    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:1.0.0'
+    compile 'com.jakewharton.retrofit:retrofit2-rxjava2-adapter:' + rootProject.ext.retrofitRxVersion
     compile 'com.squareup.okhttp3:logging-interceptor:' + rootProject.ext.okHttpVersion
     compile project(path: ':moviper-callbacks')