diff --git a/.travis.yml b/.travis.yml
index 0f3376e76..8c0af5731 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,10 +3,10 @@ android:
   components:
     - platform-tools
     - tools
-    - build-tools-25.0.0
+    - build-tools-25.0.1
     - extra-google-m2repository
     - extra-android-m2repository
-    - android-23
+    - android-25
     - sys-img-x86-android-18
 jdk:
   # - openjdk8 # not yet available
diff --git a/app/build.gradle b/app/build.gradle
index f9fdff800..20e337c69 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -12,30 +12,24 @@ dependencies {
     compile 'ch.acra:acra:4.7.0'
     compile 'org.mediawiki:api:1.3'
     compile 'commons-codec:commons-codec:1.10'
-    compile 'com.android.support:support-v4:25.0.0'
-    compile 'com.android.support:appcompat-v7:25.0.0'
-    compile 'com.android.support:design:25.0.0'
+    compile "com.android.support:support-v4:${project.supportLibVersion}"
+    compile "com.android.support:appcompat-v7:${project.supportLibVersion}"
+    compile "com.android.support:design:${project.supportLibVersion}"
+    compile 'com.google.code.gson:gson:2.7'
 
     testCompile 'junit:junit:4.12'
-
-    //noinspection GradleDependency - old version has required feature
-    compile 'com.google.code.gson:gson:1.4'
 }
 
 android {
-    compileSdkVersion 23
-    buildToolsVersion '25'
+    compileSdkVersion project.compileSdkVersion
+    buildToolsVersion project.buildToolsVersion
 
-    useLibrary  'org.apache.http.legacy'
+    useLibrary 'org.apache.http.legacy'
 
     defaultConfig {
-        applicationId "fr.free.nrw.commons"
-        minSdkVersion 15
-        targetSdkVersion 23
-
-        ndk {
-            moduleName "libtranscode"
-        }
+        applicationId 'fr.free.nrw.commons'
+        minSdkVersion project.minSdkVersion
+        targetSdkVersion project.targetSdkVersion
     }
 
     buildTypes {
@@ -50,4 +44,4 @@ android {
         disable 'ExtraTranslation'
         abortOnError false
     }
-}
+}
\ No newline at end of file
diff --git a/build.gradle b/build.gradle
index 85084cc75..9f82985a4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -5,7 +5,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:2.2.3'
+        classpath "com.android.tools.build:gradle:${project.gradleVersion}"
     }
 }
 
diff --git a/gradle.properties b/gradle.properties
index d72861d28..8fc61a30f 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1 +1,9 @@
-android.useDeprecatedNdk=true
\ No newline at end of file
+gradleVersion = 2.3.0
+
+supportLibVersion = 25.2.0
+
+compileSdkVersion = android-25
+buildToolsVersion = 25.0.1
+
+minSdkVersion = 15
+targetSdkVersion = 25
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 6f96a4519..c9e341e9f 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Wed Aug 17 16:02:52 NZST 2016
+#Wed Mar 08 18:04:14 GMT 2017
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-3.3-all.zip