diff --git a/README.md b/README.md
index 4ac1c3e..31d848b 100644
--- a/README.md
+++ b/README.md
@@ -26,6 +26,22 @@ or
 ```
 compile 'com.zxy.android:tiny:${LAST_VERSION}'
 ```
+
+### **Choose an abi**
+**Tiny** provide abi：`armeabi`、`armeabi-v7a`、`arm64-v8a`、`x86`.
+
+Choose what you need "abi" version：
+
+```
+android {
+    defaultConfig {
+        ndk {
+            abiFilters 'armeabi-v7a','x86'//or armeabi、arm64-v8a、x86
+        }
+    }
+}
+```
+
 ### **Initialization**
 
 ```
diff --git a/app/build.gradle b/app/build.gradle
index d12971c..44fcc3a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -10,6 +10,10 @@ android {
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
+
+        ndk {
+            abiFilters 'armeabi-v7a','x86'
+        }
     }
     buildTypes {
         release {
@@ -18,9 +22,6 @@ android {
         }
     }
 
-    aaptOptions {
-        cruncherEnabled false
-    }
 }
 
 dependencies {