diff --git a/app/src/main/java/org/transdroid/daemon/Deluge/DelugeAdapter.java b/app/src/main/java/org/transdroid/daemon/Deluge/DelugeAdapter.java
index ceb9688e..da39ecf5 100644
--- a/app/src/main/java/org/transdroid/daemon/Deluge/DelugeAdapter.java
+++ b/app/src/main/java/org/transdroid/daemon/Deluge/DelugeAdapter.java
@@ -71,7 +71,6 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.net.URI;
-import java.net.URLDecoder;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
@@ -523,6 +522,7 @@ public class DelugeAdapter implements IDaemonAdapter {
 
 				// Set POST URL and data
 				HttpPost httppost = new HttpPost(buildWebUIUrl() + PATH_TO_RPC);
+				httppost.setHeader("content-type", "application/json");
 				StringEntity se = new StringEntity(loginRequest.toString());
 				httppost.setEntity(se);
 
@@ -554,6 +554,7 @@ public class DelugeAdapter implements IDaemonAdapter {
 
 			// Set POST URL and data
 			HttpPost httppost = new HttpPost(buildWebUIUrl() + PATH_TO_RPC);
+			httppost.setHeader("content-type", "application/json");
 			StringEntity se = new StringEntity(data.toString());
 			httppost.setEntity(se);
 
diff --git a/build.gradle b/build.gradle
index 5657e594..86d687a9 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@ buildscript {
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.1.0'
+        classpath 'com.android.tools.build:gradle:2.2.0'
         classpath 'com.neenbedankt.gradle.plugins:android-apt:1.8'
     }
 }
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 2890231d..1b7cccdb 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Jan 20 12:20:00 CET 2016
+#Tue Mar 07 21:09:46 GMT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.10-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip