diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index 9dfb19c..e2d97da 100644
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -184,4 +184,10 @@ define BuildKernel
 
   prereq: image-prereq
 
+  install-image:
+	@echo Only install image........
+	+$(MAKE) -C image compile install TARGET_BUILD=
+
+  clean-linux: FORCE
+	rm -rf $(LINUX_DIR)
 endef
diff --git a/rules.mk b/rules.mk
index 8b2424f..1787d75 100644
--- a/rules.mk
+++ b/rules.mk
@@ -103,7 +103,7 @@ ifdef CONFIG_MIPS64_ABI
   endif
 endif
 
-DEFAULT_SUBDIR_TARGETS:=clean download prepare compile update refresh prereq dist distcheck configure check check-depends
+DEFAULT_SUBDIR_TARGETS:=clean download prepare compile update refresh prereq dist distcheck configure check check-depends install-image clean-linux
 
 define DefaultTargets
 $(foreach t,$(DEFAULT_SUBDIR_TARGETS) $(1),
diff --git a/target/linux/Makefile b/target/linux/Makefile
index 3a70b80..e3fe1ca 100644
--- a/target/linux/Makefile
+++ b/target/linux/Makefile
@@ -9,5 +9,5 @@ include $(INCLUDE_DIR)/target.mk
 
 export TARGET_BUILD=1
 
-prereq clean download prepare compile install oldconfig menuconfig nconfig xconfig update refresh: FORCE
+prereq clean download prepare compile install oldconfig menuconfig nconfig xconfig update refresh install-image clean-linux: FORCE
 	@+$(NO_TRACE_MAKE) -C $(BOARD) $@