diff --git a/README.md b/README.md
index da3b44e..c0b29ad 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ Step 2. Add the dependency
 
 ```
 dependencies {
-    implementation 'com.github.zeropercenthappy:RetrofitUtils:1.0.5'
+    implementation 'com.github.zeropercenthappy:RetrofitUtils:1.0.6'
 }
 ```
 
diff --git a/build.gradle b/build.gradle
index f501e96..b59da3c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -2,7 +2,7 @@
 
 buildscript {
     ext.android_support_version = '27.1.1'
-    ext.kotlin_version = '1.3.21'
+    ext.kotlin_version = '1.3.31'
     ext.anko_version = '0.10.8'
     ext.glide_version = '4.7.1'
     ext.retrofit_version = '2.4.0'
diff --git a/retrofitLib/build.gradle b/retrofitLib/build.gradle
index 9628927..2ef95e0 100644
--- a/retrofitLib/build.gradle
+++ b/retrofitLib/build.gradle
@@ -8,10 +8,10 @@ android {
     compileSdkVersion 27
 
     defaultConfig {
-        minSdkVersion 19
+        minSdkVersion 14
         targetSdkVersion 27
-        versionCode 105
-        versionName "1.0.5"
+        versionCode 106
+        versionName "1.0.6"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
 
@@ -30,14 +30,14 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation "org.jetbrains.anko:anko-common:$anko_version"
-    implementation "com.android.support:appcompat-v7:$android_support_version"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.1.1"
+    implementation "org.jetbrains.anko:anko:$anko_version"
 
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
 
-    api 'com.github.zeropercenthappy:ZPHAndroidUtils:1.1.8'
+    implementation 'com.github.zeropercenthappy:ZPHAndroidUtils:1.1.9'
     api "com.squareup.retrofit2:retrofit:$retrofit_version"
     api "com.squareup.retrofit2:converter-gson:$retrofit_version"
     api 'com.squareup.okhttp3:logging-interceptor:3.8.0'
diff --git a/sample/build.gradle b/sample/build.gradle
index 9513b30..579a0d1 100644
--- a/sample/build.gradle
+++ b/sample/build.gradle
@@ -5,7 +5,7 @@ android {
     compileSdkVersion 27
     defaultConfig {
         applicationId "com.zeropercenthappy.retrofitutilsample"
-        minSdkVersion 19
+        minSdkVersion 15
         targetSdkVersion 27
         versionCode 1
         versionName "1.0"
@@ -22,13 +22,16 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation "org.jetbrains.anko:anko-common:$anko_version"
+
     implementation "com.android.support:appcompat-v7:$android_support_version"
     implementation "com.android.support:design:$android_support_version"
     implementation "com.android.support:cardview-v7:$android_support_version"
+    implementation "com.android.support.constraint:constraint-layout:1.1.3"
+
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.1.1"
+    implementation "org.jetbrains.anko:anko:$anko_version"
 
-    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
     testImplementation 'junit:junit:4.12'
     androidTestImplementation 'com.android.support.test:runner:1.0.2'
     androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
@@ -37,4 +40,6 @@ dependencies {
     implementation('com.yanzhenjie:album:2.1.3') {
         exclude group: 'com.android.support'
     }
+
+    implementation 'com.github.zeropercenthappy:ZPHAndroidUtils:1.1.9'
 }