1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 273c67d..5f8fd5f 100644
--- a/Makefile
+++ b/Makefile
@@ -20,7 +20,7 @@ all: .depend $(TARBALL)
 depend: .depend
 
 clean:
-	-rm *.dtd *.dep .depend
+	rm -f *.dtd *.dep *.dtd .depend
 
 .depend: $(DTDDEPS)
 	cat *.dep > $@