diff --git a/Makefile b/Makefile
index eac8d6a..7a2af2e 100644
--- a/Makefile
+++ b/Makefile
@@ -50,13 +50,15 @@ book: $(BOOKPDF)
 
 booklet: $(BOOKLETPDF)
 
+SSS=\newcommand
+
 $(BOOKPDF): | $(PDFDIR) $(OUTDIR)
 	@$(CP) $(SRCDIR)/*.tex $(OUTDIR)/
 	@$(CP) -r lib/* $(OUTDIR)/
 	@$(CP) -r $(SRCDIR)/images $(OUTDIR)/images
 
 	@$(SED) "s;\musicbooklet;$(LILYPONDSUBST);g" $(SRCDIR)/singalongs.tex > $(OUTPUTFILE).00
-	@$(SED) 's;\input{revision.tex};\newcommand{\\revision}{ $(shell git log -1 --format="%h") };g' $(OUTPUTFILE).00 > $(OUTPUTFILE)
+	@$(SED) 's/REVISION/$(shell git log -1 --format="%h")/g' $(OUTPUTFILE).00 > $(OUTPUTFILE)
 
 	@$(CD) $(OUTDIR); \
 	$(LUALATEX) -shell-escape singalongs.tex; \
diff --git a/src/singalongs.tex b/src/singalongs.tex
index 4e9de30..21e0316 100644
--- a/src/singalongs.tex
+++ b/src/singalongs.tex
@@ -10,7 +10,7 @@
 \usepackage{multicol}
 \usepackage{lyluatex}
 
-\input{revision.tex}
+\newcommand {\revision}{ REVISION }
 \input{settings.tex}
 \input{headfoot.tex}