use force in latexmk

diff --git a/Makefile b/Makefile
index 1db232a8689f40b85068da28bc0c0782efe1bda7..44c81b2ebc3580ba2215215860e99db185e2ff0d 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -18,4 +18,4 @@ R ?= R
 debbugs_presentation.pdf: debbugs_presentation.tex debbugs_layout.tex debbugs_layout_db.tex
 
 %.pdf: %.tex $(wildcard *.bib) $(wildcard *.tex)
-       latexmk -pdf -pdflatex='xelatex -interaction=nonstopmode %O %S' -bibtex -use-make $<
+       latexmk -f -pdf -pdflatex='xelatex -interaction=nonstopmode %O %S' -bibtex -use-make $<