diff --git a/core/Makefile b/core/Makefile
index 0b63915..99fb775 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -887,6 +887,10 @@
 
 INTERNAL_USERIMAGES_DEPS += $(BLK_ALLOC_TO_BASE_FS)
 
+ifeq ($(INTERNAL_USERIMAGES_USE_EXT),true)
+INTERNAL_USERIMAGES_DEPS += $(MKE2FS_CONF)
+endif
+
 # $(1): the path of the output dictionary file
 # $(2): additional "key=value" pairs to append to the dictionary file.
 define generate-userimage-prop-dictionary
@@ -1941,10 +1945,11 @@
 $(BUILT_OTATOOLS_PACKAGE): $(OTATOOLS) | $(ACP)
 	@echo "Package OTA tools: $@"
 	$(hide) rm -rf $@ $(zip_root)
-	$(hide) mkdir -p $(dir $@) $(zip_root)/bin $(zip_root)/framework $(zip_root)/releasetools $(zip_root)/system/extras/verity
+	$(hide) mkdir -p $(dir $@) $(zip_root)/bin $(zip_root)/framework $(zip_root)/releasetools $(zip_root)/system/extras/verity $(zip_root)/system/extras/ext4_utils
 	$(call copy-files-with-structure,$(OTATOOLS),$(HOST_OUT)/,$(zip_root))
 	$(hide) $(ACP) $(HOST_OUT_JAVA_LIBRARIES)/VeritySigner.jar $(zip_root)/framework/
 	$(hide) $(ACP) -p system/extras/verity/build_verity_metadata.py $(zip_root)/system/extras/verity/
+	$(hide) $(ACP) -p system/extras/ext4_utils/mke2fs.conf $(zip_root)/system/extras/ext4_utils/
 	$(hide) $(ACP) -r -d -p build/tools/releasetools/* $(zip_root)/releasetools
 ifeq (true,$(PRODUCTS.$(INTERNAL_PRODUCT).PRODUCT_SUPPORTS_VBOOT))
 	$(hide) mkdir -p $(zip_root)/external/vboot_reference/tests/devkeys
diff --git a/core/config.mk b/core/config.mk
index badb9b1..a843dbc 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -599,9 +599,11 @@
 ifeq ($(TARGET_USES_MKE2FS),true)
 MAKE_EXT4FS := $(HOST_OUT_EXECUTABLES)/mke2fs$(HOST_EXECUTABLE_SUFFIX)
 MKEXTUSERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg_mke2fs.sh
+MKE2FS_CONF := system/extras/ext4_utils/mke2fs.conf
 else
 MAKE_EXT4FS := $(HOST_OUT_EXECUTABLES)/make_ext4fs$(HOST_EXECUTABLE_SUFFIX)
 MKEXTUSERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg.sh
+MKE2FS_CONF :=
 endif
 BLK_ALLOC_TO_BASE_FS := $(HOST_OUT_EXECUTABLES)/blk_alloc_to_base_fs$(HOST_EXECUTABLE_SUFFIX)
 MAKE_SQUASHFS := $(HOST_OUT_EXECUTABLES)/mksquashfs$(HOST_EXECUTABLE_SUFFIX)