diff --git a/Android.mk b/Android.mk
index e3215e8..4c842c5 100755
--- a/Android.mk
+++ b/Android.mk
@@ -1,7 +1,7 @@
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
 
-LOCAL_MODULE_TAGS := user
+LOCAL_MODULE_TAGS := optional
 
 LOCAL_SRC_FILES := $(call all-subdir-java-files)
 
diff --git a/res/drawable-hdpi/sym_keyboard_num7.png b/res/drawable-hdpi/sym_keyboard_num7.png
index 2246972..14931c1 100755
--- a/res/drawable-hdpi/sym_keyboard_num7.png
+++ b/res/drawable-hdpi/sym_keyboard_num7.png
Binary files differ
diff --git a/res/drawable-mdpi/sym_keyboard_num7.png b/res/drawable-mdpi/sym_keyboard_num7.png
index 4d75583..ce800ba 100644
--- a/res/drawable-mdpi/sym_keyboard_num7.png
+++ b/res/drawable-mdpi/sym_keyboard_num7.png
Binary files differ