diff --git a/core/Makefile b/core/Makefile
index 97a3f08..2aab143 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -603,10 +603,10 @@
 
 ifeq ($(INTERNAL_USERIMAGES_USE_EXT),true)
 INTERNAL_USERIMAGES_DEPS := $(MKEXTUSERIMG) $(MAKE_EXT4FS)
-INTERNAL_USERIMAGES_BINARY_PATHS := $(sort $(dir $(INTERNAL_USERIMAGES_DEPS)))
 else
 INTERNAL_USERIMAGES_DEPS := $(MKYAFFS2)
 endif
+INTERNAL_USERIMAGES_BINARY_PATHS := $(sort $(dir $(INTERNAL_USERIMAGES_DEPS)))
 
 # $(1): the path of the output dictionary file
 define generate-userimage-prop-dictionary
@@ -890,7 +890,7 @@
   $(call generate-userimage-prop-dictionary, $(userdataimage_intermediates)/userdata_image_info.txt)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
       ./build/tools/releasetools/build_image.py \
-      $(TARGET_OUT_DATA) $(userdataimage_intermediates)/userdata_image_info.txt $@
+      $(TARGET_OUT_DATA) $(userdataimage_intermediates)/userdata_image_info.txt $(INSTALLED_USERDATAIMAGE_TARGET)
   $(hide) $(call assert-max-image-size,$(INSTALLED_USERDATAIMAGE_TARGET),$(BOARD_USERDATAIMAGE_PARTITION_SIZE),yaffs)
 endef