diff --git a/core/Makefile b/core/Makefile
index 7a4b874..5928a7e 100644
--- a/core/Makefile
+++ b/core/Makefile
@@ -581,6 +581,7 @@
 INTERNAL_USERIMAGES_DEPS += $(SELINUX_FC)
 
 # $(1): the path of the output dictionary file
+# $(2): additional "key=value" pairs to append to the dictionary file.
 define generate-userimage-prop-dictionary
 $(if $(INTERNAL_USERIMAGES_EXT_VARIANT),$(hide) echo "fs_type=$(INTERNAL_USERIMAGES_EXT_VARIANT)" >> $(1))
 $(if $(BOARD_SYSTEMIMAGE_PARTITION_SIZE),$(hide) echo "system_size=$(BOARD_SYSTEMIMAGE_PARTITION_SIZE)" >> $(1))
@@ -590,6 +591,7 @@
 $(if $(INTERNAL_USERIMAGES_SPARSE_EXT_FLAG),$(hide) echo "extfs_sparse_flag=$(INTERNAL_USERIMAGES_SPARSE_EXT_FLAG)" >> $(1))
 $(if $(mkyaffs2_extra_flags),$(hide) echo "mkyaffs2_extra_flags=$(mkyaffs2_extra_flags)" >> $(1))
 $(hide) echo "selinux_fc=$(SELINUX_FC)" >> $(1)
+$(if $(2),$(hide) $(foreach kv,$(2),echo "$(kv)" >> $(1);))
 endef
 
 # -----------------------------------------------------------------
@@ -773,7 +775,7 @@
 define build-systemimage-target
   @echo "Target system fs image: $(1)"
   @mkdir -p $(dir $(1)) $(systemimage_intermediates) && rm -rf $(systemimage_intermediates)/system_image_info.txt
-  $(call generate-userimage-prop-dictionary, $(systemimage_intermediates)/system_image_info.txt)
+  $(call generate-userimage-prop-dictionary, $(systemimage_intermediates)/system_image_info.txt, skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
       ./build/tools/releasetools/build_image.py \
       $(TARGET_OUT) $(systemimage_intermediates)/system_image_info.txt $(1)
@@ -930,7 +932,7 @@
   $(call pretty,"Target userdata fs image: $(INSTALLED_USERDATAIMAGE_TARGET)")
   @mkdir -p $(TARGET_OUT_DATA)
   @mkdir -p $(userdataimage_intermediates) && rm -rf $(userdataimage_intermediates)/userdata_image_info.txt
-  $(call generate-userimage-prop-dictionary, $(userdataimage_intermediates)/userdata_image_info.txt)
+  $(call generate-userimage-prop-dictionary, $(userdataimage_intermediates)/userdata_image_info.txt, skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
       ./build/tools/releasetools/build_image.py \
       $(TARGET_OUT_DATA) $(userdataimage_intermediates)/userdata_image_info.txt $(INSTALLED_USERDATAIMAGE_TARGET)
@@ -984,7 +986,7 @@
   $(call pretty,"Target cache fs image: $(INSTALLED_CACHEIMAGE_TARGET)")
   @mkdir -p $(TARGET_OUT_CACHE)
   @mkdir -p $(cacheimage_intermediates) && rm -rf $(cacheimage_intermediates)/cache_image_info.txt
-  $(call generate-userimage-prop-dictionary, $(cacheimage_intermediates)/cache_image_info.txt)
+  $(call generate-userimage-prop-dictionary, $(cacheimage_intermediates)/cache_image_info.txt, skip_fsck=true)
   $(hide) PATH=$(foreach p,$(INTERNAL_USERIMAGES_BINARY_PATHS),$(p):)$$PATH \
       ./build/tools/releasetools/build_image.py \
       $(TARGET_OUT_CACHE) $(cacheimage_intermediates)/cache_image_info.txt $(INSTALLED_CACHEIMAGE_TARGET)
diff --git a/tools/releasetools/build_image.py b/tools/releasetools/build_image.py
index 94a9fda..d5bd451 100755
--- a/tools/releasetools/build_image.py
+++ b/tools/releasetools/build_image.py
@@ -77,7 +77,7 @@
   if exit_code != 0:
     return False
 
-  if run_fsck:
+  if run_fsck and prop_dict.get("skip_fsck") != "true":
     # Inflate the sparse image
     unsparse_image = os.path.join(
         os.path.dirname(out_file), "unsparse_" + os.path.basename(out_file))
@@ -113,6 +113,7 @@
       "extfs_sparse_flag",
       "mkyaffs2_extra_flags",
       "selinux_fc",
+      "skip_fsck",
       )
   for p in common_props:
     copy_prop(p, p)