diff --git a/core/Makefile b/core/Makefile
index 8ca00ed..3aa6ae2 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -1275,6 +1275,9 @@
 ifneq (true,$(TARGET_USERIMAGES_SPARSE_EXT_DISABLED))
   INTERNAL_USERIMAGES_SPARSE_EXT_FLAG := -s
 endif
+ifneq (true,$(TARGET_USERIMAGES_SPARSE_EROFS_DISABLED))
+  INTERNAL_USERIMAGES_SPARSE_EROFS_FLAG := -s
+endif
 ifneq (true,$(TARGET_USERIMAGES_SPARSE_SQUASHFS_DISABLED))
   INTERNAL_USERIMAGES_SPARSE_SQUASHFS_FLAG := -s
 endif
@@ -1299,6 +1302,18 @@
     $(BOARD_SYSTEMIMAGE_FILE_SYSTEM_TYPE) \
     $(BOARD_VENDOR_DLKMIMAGE_FILE_SYSTEM_TYPE) \
     $(BOARD_ODM_DLKMIMAGE_FILE_SYSTEM_TYPE) \
+  ,erofs),)
+INTERNAL_USERIMAGES_DEPS += $(MKEROFSUSERIMG)
+endif
+
+ifneq ($(filter \
+    $(BOARD_PRODUCTIMAGE_FILE_SYSTEM_TYPE) \
+    $(BOARD_SYSTEM_EXTIMAGE_FILE_SYSTEM_TYPE) \
+    $(BOARD_ODMIMAGE_FILE_SYSTEM_TYPE) \
+    $(BOARD_VENDORIMAGE_FILE_SYSTEM_TYPE) \
+    $(BOARD_SYSTEMIMAGE_FILE_SYSTEM_TYPE) \
+    $(BOARD_VENDOR_DLKMIMAGE_FILE_SYSTEM_TYPE) \
+    $(BOARD_ODM_DLKMIMAGE_FILE_SYSTEM_TYPE) \
   ,squashfs),)
 INTERNAL_USERIMAGES_DEPS += $(MKSQUASHFSUSERIMG)
 endif
@@ -1471,6 +1486,7 @@
 
 $(if $(INTERNAL_USERIMAGES_EXT_VARIANT),$(hide) echo "fs_type=$(INTERNAL_USERIMAGES_EXT_VARIANT)" >> $(1))
 $(if $(INTERNAL_USERIMAGES_SPARSE_EXT_FLAG),$(hide) echo "extfs_sparse_flag=$(INTERNAL_USERIMAGES_SPARSE_EXT_FLAG)" >> $(1))
+$(if $(INTERNAL_USERIMAGES_SPARSE_EROFS_FLAG),$(hide) echo "erofs_sparse_flag=$(INTERNAL_USERIMAGES_SPARSE_EROFS_FLAG)" >> $(1))
 $(if $(INTERNAL_USERIMAGES_SPARSE_SQUASHFS_FLAG),$(hide) echo "squashfs_sparse_flag=$(INTERNAL_USERIMAGES_SPARSE_SQUASHFS_FLAG)" >> $(1))
 $(if $(INTERNAL_USERIMAGES_SPARSE_F2FS_FLAG),$(hide) echo "f2fs_sparse_flag=$(INTERNAL_USERIMAGES_SPARSE_F2FS_FLAG)" >> $(1))
 $(if $(BOARD_EXT4_SHARE_DUP_BLOCKS),$(hide) echo "ext4_share_dup_blocks=$(BOARD_EXT4_SHARE_DUP_BLOCKS)" >> $(1))
@@ -3927,6 +3943,8 @@
   mkbootimg \
   mke2fs \
   mke2fs.conf \
+  mkfs.erofs \
+  mkerofsimage.sh \
   mkf2fsuserimg.sh \
   mksquashfs \
   mksquashfsimage.sh \
diff --git a/core/config.mk b/core/config.mk
index e975214..f860c43 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -555,6 +555,7 @@
 FS_GET_STATS := $(HOST_OUT_EXECUTABLES)/fs_get_stats$(HOST_EXECUTABLE_SUFFIX)
 MKEXTUSERIMG := $(HOST_OUT_EXECUTABLES)/mkuserimg_mke2fs
 MKE2FS_CONF := system/extras/ext4_utils/mke2fs.conf
+MKEROFSUSERIMG := $(HOST_OUT_EXECUTABLES)/mkerofsimage.sh
 MKSQUASHFSUSERIMG := $(HOST_OUT_EXECUTABLES)/mksquashfsimage.sh
 MKF2FSUSERIMG := $(HOST_OUT_EXECUTABLES)/mkf2fsuserimg.sh
 SIMG2IMG := $(HOST_OUT_EXECUTABLES)/simg2img$(HOST_EXECUTABLE_SUFFIX)
diff --git a/tools/releasetools/Android.bp b/tools/releasetools/Android.bp
index e1543e7..ca6c2b2 100644
--- a/tools/releasetools/Android.bp
+++ b/tools/releasetools/Android.bp
@@ -49,6 +49,7 @@
     required: [
         "blk_alloc_to_base_fs",
         "e2fsck",
+        "mkerofsimage.sh",
         "mkuserimg_mke2fs",
         "simg2img",
         "tune2fs",
diff --git a/tools/releasetools/build_image.py b/tools/releasetools/build_image.py
index 169a112..6487b9b 100755
--- a/tools/releasetools/build_image.py
+++ b/tools/releasetools/build_image.py
@@ -296,6 +296,18 @@
       build_command.extend(["--inode_size", "256"])
     if "selinux_fc" in prop_dict:
       build_command.append(prop_dict["selinux_fc"])
+  elif fs_type.startswith("erofs"):
+    build_command = ["mkerofsimage.sh"]
+    build_command.extend([in_dir, out_file])
+    if "erofs_sparse_flag" in prop_dict:
+      build_command.extend([prop_dict["erofs_sparse_flag"]])
+    build_command.extend(["-m", prop_dict["mount_point"]])
+    if target_out:
+      build_command.extend(["-d", target_out])
+    if fs_config:
+      build_command.extend(["-C", fs_config])
+    if "selinux_fc" in prop_dict:
+      build_command.extend(["-c", prop_dict["selinux_fc"]])
   elif fs_type.startswith("squash"):
     build_command = ["mksquashfsimage.sh"]
     build_command.extend([in_dir, out_file])
@@ -532,6 +544,7 @@
 
   common_props = (
       "extfs_sparse_flag",
+      "erofs_sparse_flag",
       "squashfs_sparse_flag",
       "f2fs_sparse_flag",
       "skip_fsck",