diff --git a/build/android/Makefile b/build/android/Makefile
index c70163c34..5bcee2760 100644
--- a/build/android/Makefile
+++ b/build/android/Makefile
@@ -652,7 +652,7 @@ apk: local.properties $(IRRLICHT_LIB) $(CURL_LIB) $(LEVELDB_LIB) $(LUAJIT_LIB)
 	fi;																																						\
 	export VERSION_STR="${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}" &&		\
 	export BUILD_TYPE_C=$$(echo "$${BUILD_TYPE}" | sed 's/./\U&/') &&							\
-#	gradle assemble$$BUILD_TYPE_C &&																							\
+	./gradlew assemble$$BUILD_TYPE_C &&																						\
 	echo "APK stored at: build/outputs/apk/MultiCraft-$$BUILD_TYPE.apk" &&				\
 	echo "You can install it with \`make install_$$BUILD_TYPE\`"
 
@@ -671,7 +671,7 @@ prep_srcdir :
 	fi
 
 clean_apk :
-#	gradle clean
+	./gradlew clean
 
 clean_all :
 	@$(MAKE) clean_apk;																														\
diff --git a/build/android/build.gradle b/build/android/build.gradle
index 09495b2ea..533b32c58 100644
--- a/build/android/build.gradle
+++ b/build/android/build.gradle
@@ -1,24 +1,21 @@
 buildscript {
     repositories {
+        maven { url 'https://maven.google.com' }
         jcenter()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.0.1'
+        classpath 'com.android.tools.build:gradle:3.1.3'
     }
 }
 
 allprojects {
     repositories {
+        maven { url 'https://maven.google.com' }
         jcenter()
     }
 }
 
-task clean(type: Delete) {
-    delete rootProject.buildDir
-}
-
 apply plugin: 'com.android.application'
-
 android {
     compileSdkVersion 27
     buildToolsVersion "27.0.3"
@@ -27,6 +24,7 @@ android {
         applicationId "mobi.MultiCraft"
         minSdkVersion 16
         targetSdkVersion 27
+        versionCode 92
     }
 	Properties props = new Properties()
 	props.load(new FileInputStream(file("local.properties")))
@@ -41,8 +39,10 @@ android {
 			}
 		}
 
-		buildTypes {
-			release {
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.txt'
 				signingConfig signingConfigs.release
 			}
 		}
@@ -73,7 +73,5 @@ android.applicationVariants.all { variant ->
 }
 
 dependencies {
-    implementation fileTree(include: ['*.jar'], dir: 'libs')
     implementation 'com.android.support:support-compat:27.1.1'
 }
-
diff --git a/build/android/gradle/wrapper/gradle-wrapper.jar b/build/android/gradle/wrapper/gradle-wrapper.jar
index 8c0fb64a8..f6b961fd5 100644
Binary files a/build/android/gradle/wrapper/gradle-wrapper.jar and b/build/android/gradle/wrapper/gradle-wrapper.jar differ
diff --git a/build/android/gradle/wrapper/gradle-wrapper.properties b/build/android/gradle/wrapper/gradle-wrapper.properties
index 980438b75..9a4163a4f 100644
--- a/build/android/gradle/wrapper/gradle-wrapper.properties
+++ b/build/android/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,5 @@
-#Sat Aug 27 20:10:09 CEST 2016
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.14.1-all.zip
diff --git a/build/android/jni/Android.mk b/build/android/jni/Android.mk
index 9937e2b95..6fe763be3 100644
--- a/build/android/jni/Android.mk
+++ b/build/android/jni/Android.mk
@@ -44,17 +44,6 @@ ifdef GPROF
 GPROF_DEF=-DGPROF
 endif
 
-LOCAL_CFLAGS := \
-		-DJSONCPP_NO_LOCALE_SUPPORT      \
-		-DHAVE_TOUCHSCREENGUI            \
-		-DUSE_CURL=1                     \
-		-DUSE_SOUND=1                    \
-		-DUSE_FREETYPE=1                 \
-		-DUSE_GETTEXT=1                  \
-		-DUSE_LEVELDB=1                  \
-		$(GPROF_DEF)                     \
-		-pipe
-
 ifeq ($(TARGET_ABI),armeabi-v7a)
 LOCAL_CFLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -mthumb
 endif
@@ -67,6 +56,17 @@ ifndef NDEBUG
 LOCAL_CFLAGS := -g -D_DEBUG -O0 -fno-omit-frame-pointer
 endif
 
+LOCAL_CFLAGS := \
+		-DJSONCPP_NO_LOCALE_SUPPORT      \
+		-DHAVE_TOUCHSCREENGUI            \
+		-DUSE_CURL=1                     \
+		-DUSE_SOUND=1                    \
+		-DUSE_FREETYPE=1                 \
+		-DUSE_GETTEXT=1                  \
+		-DUSE_LEVELDB=1                  \
+		$(GPROF_DEF)                     \
+		-pipe
+
 ifdef GPROF
 		PROFILER_LIBS := android-ndk-profiler
 		LOCAL_CFLAGS += -pg
diff --git a/build/android/settings.gradle b/build/android/settings.gradle
deleted file mode 100644
index 5eb5b931d..000000000
--- a/build/android/settings.gradle
+++ /dev/null
@@ -1 +0,0 @@
-rootProject.name = "MultiCraft"