diff --git a/app/build.gradle b/app/build.gradle
index f4cf7568..58239e10 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -49,7 +49,7 @@ preBuild {
 }
 
 dependencies {
-    provided fileTree(include: ['*.jar'], dir: 'libs')
+    provided fileTree(include: ['android.jar', 'libcore.jar'], dir: 'libs')
 
-    compile group: 'commons-io', name: 'commons-io', version: '2.6'
+    compile fileTree(include: ['commons-io-2.6.jar'], dir: 'libs')
 }
diff --git a/app/libs/commons-io-2.6.jar b/app/libs/commons-io-2.6.jar
new file mode 100644
index 00000000..00556b11
Binary files /dev/null and b/app/libs/commons-io-2.6.jar differ
diff --git a/app/src/main/Android.mk b/app/src/main/Android.mk
index 124eda74..b83908e9 100644
--- a/app/src/main/Android.mk
+++ b/app/src/main/Android.mk
@@ -22,6 +22,13 @@ LOCAL_MODULE_TAGS := optional
 LOCAL_REQUIRED_MODULES := permissions_com.stevesoltys.backup.xml whitelist_com.stevesoltys.backup.xml
 LOCAL_PRIVILEGED_MODULE := true
 LOCAL_PRIVATE_PLATFORM_APIS := true
+LOCAL_STATIC_JAVA_LIBRARIES := commons-io
 LOCAL_SRC_FILES := $(call all-java-files-under, java)
 LOCAL_RESOURCE_DIR := $(LOCAL_PATH)/res
 include $(BUILD_PACKAGE)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE_TAGS := optional
+LOCAL_PREBUILT_STATIC_JAVA_LIBRARIES := \
+    commons-io:../../libs/commons-io-2.6.jar
+include $(BUILD_MULTI_PREBUILT)
\ No newline at end of file