diff --git a/apk/Makefile b/apk/Makefile
index eb5ee31..6b34c9c 100644
--- a/apk/Makefile
+++ b/apk/Makefile
@@ -27,14 +27,14 @@ build : ./bin/hellojni.apk
 
 ./bin/hellojni.apk : ./bin/signed.apk
 	$(ANDROID_HOME)/build-tools/$(ANDROID_VERSION)/zipalign -v -f 4 $< $@
-	$(ANDROID_HOME)/build-tools/$(ANDROID_VERSION)/apksigner sign --ks ToyKey.keystore $@
+	$(ANDROID_HOME)/build-tools/$(ANDROID_VERSION)/apksigner sign --ks ToyKey.keystore --key-pass pass:armena --ks-pass pass:armena  $@
 	
 ./bin/signed.apk : ./bin/unsigned.apk ./ToyKey.keystore
 	#$(JAVA_HOME)/bin/jarsigner -verbose -keystore ./ToyKey.keystore -storepass armena -keypass armena -signedjar $@ $< helljniKey
 	jarsigner -verbose -keystore ./ToyKey.keystore -storepass armena -keypass armena -signedjar $@ $< helljniKey
 		
 ./bin/unsigned.apk : ./bin/classes.dex 
-	$(ANDROID_HOME)/build-tools/$(ANDROID_VERSION)/aapt package -v -f -M ./AndroidManifest.xml -S ./res \
+	$(ANDROID_HOME)/build-tools/$(ANDROID_VERSION)/aapt package -v -u -f -M ./AndroidManifest.xml -S ./res \
 	-I $(ANDROID_HOME)/platforms/$(PLATFORM)/android.jar -F $@ ./bin
 #	$(ANDROID_HOME)/build-tools/23.0.3/aapt add $@ lib/arm64-v8a/libhello.so