diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index 8496a07..0395b0d 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -80,6 +80,10 @@
 archclean:
 	$(Q)$(MAKE) $(clean)=$(boot)
 
+PHONY += vdso_install
+vdso_install:
+	$(Q)$(MAKE) $(build)=arch/sparc/vdso $@
+
 # This is the image used for packaging
 KBUILD_IMAGE := $(boot)/zImage