diff --git a/.idea/misc.xml b/.idea/misc.xml
index 71fc700..e8eaafe 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -37,7 +37,7 @@
     <ConfirmationsSetting value="0" id="Add" />
     <ConfirmationsSetting value="0" id="Remove" />
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/app/src/main/java/com/hahattpro/meowdebughelperdemo/MainActivity.java b/app/src/main/java/com/hahattpro/meowdebughelperdemo/MainActivity.java
index c84d42c..5ecea34 100644
--- a/app/src/main/java/com/hahattpro/meowdebughelperdemo/MainActivity.java
+++ b/app/src/main/java/com/hahattpro/meowdebughelperdemo/MainActivity.java
@@ -30,8 +30,8 @@ private void mailFromAssets(){
             is = assetManager.open("winter_is_coming.jpg");
             CreateTempFile tempFile = new CreateTempFile("winter_is_coming.jpg",is,MainActivity.this);
             File file = tempFile.getFile();
-            Mailer mailer = new Mailer(this);
-            mailer.sendMail("testing.ttpro1995@yahoo.com.vn","winter_is_coming","meow meow",file);
+
+            Mailer.send(MainActivity.this,"testing.ttpro1995@yahoo.com.vn", "winter_is_coming", "meow meow", file);
         }catch (IOException e){
             e.printStackTrace();
         }
diff --git a/meowdebughelper/src/main/java/com/hahattpro/meowdebughelper/Mailer.java b/meowdebughelper/src/main/java/com/hahattpro/meowdebughelper/Mailer.java
index 0d33148..aff8206 100644
--- a/meowdebughelper/src/main/java/com/hahattpro/meowdebughelper/Mailer.java
+++ b/meowdebughelper/src/main/java/com/hahattpro/meowdebughelper/Mailer.java
@@ -6,7 +6,8 @@
 import android.support.annotation.Nullable;
 import android.util.Log;
 
-import org.apache.http.protocol.HTTP;
+
+
 
 import java.io.File;
 
@@ -25,7 +26,7 @@ public void sendMail(String to,String subject, String msg,@Nullable File file1){
         Intent emailIntent = new Intent(Intent.ACTION_SEND);
 
 // The intent does not have a URI, so declare the "text/plain" MIME type
-        emailIntent.setType(HTTP.PLAIN_TEXT_TYPE);
+        emailIntent.setType("text/plain");
         emailIntent.putExtra(Intent.EXTRA_EMAIL, new String[]{to}); // recipients
         emailIntent.putExtra(Intent.EXTRA_SUBJECT, subject);
         emailIntent.putExtra(Intent.EXTRA_TEXT, msg);
@@ -40,7 +41,7 @@ public static void send(Context context,String to,String subject, String msg,@Nu
         Intent emailIntent = new Intent(Intent.ACTION_SEND);
 
 // The intent does not have a URI, so declare the "text/plain" MIME type
-        emailIntent.setType(HTTP.PLAIN_TEXT_TYPE);
+        emailIntent.setType("text/plain");
         emailIntent.putExtra(Intent.EXTRA_EMAIL, new String[]{to}); // recipients
         emailIntent.putExtra(Intent.EXTRA_SUBJECT, subject);
         emailIntent.putExtra(Intent.EXTRA_TEXT, msg);