diff --git a/libtar/Android.mk b/libtar/Android.mk
index 90a5006..6b464f3 100644
--- a/libtar/Android.mk
+++ b/libtar/Android.mk
@@ -4,7 +4,7 @@
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := libtar
-LOCAL_MODULE_TAGS := eng optional
+LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c android_utils.c
 LOCAL_C_INCLUDES += $(LOCAL_PATH) \
                     external/zlib
@@ -25,7 +25,7 @@
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := libtar_static
-LOCAL_MODULE_TAGS := eng optional
+LOCAL_MODULE_TAGS := optional
 LOCAL_SRC_FILES := append.c block.c decode.c encode.c extract.c handle.c output.c util.c wrapper.c basename.c strmode.c libtar_hash.c libtar_list.c dirname.c android_utils.c
 LOCAL_C_INCLUDES += $(LOCAL_PATH) \
                     external/zlib