diff --git a/android/build.gradle b/android/build.gradle
index a7776bc..654152d 100644
--- a/android/build.gradle
+++ b/android/build.gradle
@@ -1,12 +1,17 @@
 apply plugin: 'com.android.library'
 
-android {
-    compileSdkVersion 27
-    buildToolsVersion "27.0.3"
+def DEFAULT_COMPILE_SDK_VERSION   = 27
+def DEFAULT_BUILD_TOOLS_VERSION   = "27.0.3"
+def DEFAULT_TARGET_SDK_VERSION    = 27
+def DEFAULT_MIN_SDK_VERSION       = 16
 
-    defaultConfig {
-        minSdkVersion 16
-        targetSdkVersion 27
+android {
+        compileSdkVersion rootProject.hasProperty('compileSdkVersion') ? rootProject.compileSdkVersion : DEFAULT_COMPILE_SDK_VERSION
+        buildToolsVersion rootProject.hasProperty('buildToolsVersion') ? rootProject.buildToolsVersion : DEFAULT_BUILD_TOOLS_VERSION
+
+  defaultConfig {
+        minSdkVersion rootProject.hasProperty('minSdkVersion') ? rootProject.minSdkVersion : DEFAULT_MIN_SDK_VERSION
+        targetSdkVersion rootProject.hasProperty('targetSdkVersion') ? rootProject.targetSdkVersion : DEFAULT_TARGET_SDK_VERSION
         versionCode 1
     }
     lintOptions {
@@ -15,7 +20,7 @@ android {
 }
 
 dependencies {
-    compile 'com.facebook.react:react-native:+'
-    compile 'com.github.yalantis:ucrop:2.2.2-native'
-    compile 'id.zelory:compressor:2.1.0'
+    implementation 'com.facebook.react:react-native:+'
+    implementation 'com.github.yalantis:ucrop:2.2.2-native'
+    implementation 'id.zelory:compressor:2.1.0'
 }