diff --git a/.idea/caches/build_file_checksums.ser b/.idea/caches/build_file_checksums.ser
index 90eae86..fc81ffd 100644
Binary files a/.idea/caches/build_file_checksums.ser and b/.idea/caches/build_file_checksums.ser differ
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
index 97626ba..286ca11 100644
--- a/.idea/encodings.xml
+++ b/.idea/encodings.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="Encoding">
+  <component name="Encoding" native2AsciiForPropertiesFiles="true" defaultCharsetForPropertiesFiles="UTF-8" addBOMForNewFiles="with NO BOM">
     <file url="PROJECT" charset="UTF-8" />
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 51fa3e5..cc04cd3 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -35,7 +35,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/README.md b/README.md
index d3e41dc..1cd5f55 100644
--- a/README.md
+++ b/README.md
@@ -45,17 +45,17 @@ ZXingLite for Android 是ZXing的精简版，基于ZXing库优化扫码和生成
 <dependency>
   <groupId>com.king.zxing</groupId>
   <artifactId>zxing-lite</artifactId>
-  <version>1.1.1</version>
+  <version>1.1.2</version>
   <type>pom</type>
 </dependency>
 ```
 ### Gradle:
 ```gradle
-implementation 'com.king.zxing:zxing-lite:1.1.1'
+implementation 'com.king.zxing:zxing-lite:1.1.2'
 ```
 ### Lvy:
 ```lvy
-<dependency org='com.king.zxing' name='zxing-lite' rev='1.1.1'>
+<dependency org='com.king.zxing' name='zxing-lite' rev='1.1.2'>
   <artifact name='$AID' ext='pom'></artifact>
 </dependency>
 ```
@@ -128,6 +128,9 @@ api 'com.google.zxing:core:3.3.3'
 
 ## 版本记录
 
+#### v1.1.2：2019-6-27
+*  优化部分细节，为迁移至AndroidX做准备
+
 #### v1.1.1：2019-5-20
 *  支持扫二维码过小时，自动缩放
 *  支持垂直条形码识别（增强条形码识别，默认不支持，需CaptureHelper.supportVerticalCode(true)开启）
diff --git a/app/build.gradle b/app/build.gradle
index 895345d..289f75a 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -21,6 +21,11 @@ android {
     lintOptions {
         abortOnError false
     }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
 }
 
 dependencies {
diff --git a/app/release/app-release.apk b/app/release/app-release.apk
index bee8036..e693aa5 100644
Binary files a/app/release/app-release.apk and b/app/release/app-release.apk differ
diff --git a/app/release/output.json b/app/release/output.json
index fc5437f..e86aa59 100644
--- a/app/release/output.json
+++ b/app/release/output.json
@@ -1 +1 @@
-[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":10,"versionName":"1.1.1","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
+[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":11,"versionName":"1.1.2","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]
\ No newline at end of file
diff --git a/lib/build.gradle b/lib/build.gradle
index b2943d7..be23fad 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -24,6 +24,11 @@ android {
         abortOnError false
         warning 'InvalidPackage'
     }
+
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
 }
 
 //task javadoc(type: Javadoc) {
diff --git a/versions.gradle b/versions.gradle
index 91d55fc..604ae02 100644
--- a/versions.gradle
+++ b/versions.gradle
@@ -1,7 +1,7 @@
 //App 
 def app_version = [:]
-app_version.versionCode = 10
-app_version.versionName = "1.1.1"
+app_version.versionCode = 11
+app_version.versionName = "1.1.2"
 ext.app_version = app_version
 
 //build version