use order only dependency

diff --git a/Makefile b/Makefile
index c24dfcd80d837b914714f172a2537ef2430f5607..e89524e0b4dc393036af7e5eb67e11d8f3341628 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,7 @@ all: ${DEB}
        @echo ${DEB}
 
 .PHONY: deb
-deb ${DEB}: submodule
+deb ${DEB}: | submodule
        rm -rf ${SRCDIR}.tmp
        cp -rpa ${SRCDIR} ${SRCDIR}.tmp
        cd ${SRCDIR}.tmp; patch -p1 < ../patches/update_changelog.patch