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-rw-r--r--test/GNUmakefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/test/GNUmakefile b/test/GNUmakefile
index 5e57930..e7470a3 100644
--- a/test/GNUmakefile
+++ b/test/GNUmakefile
@@ -28,7 +28,7 @@ awk/%: %.awk ../content/%
awk -f $*.awk < ../content/$* > $@
%.d: %.cpp $(addprefix awk/,$(AWK))
- $(CXX) -M -MT '$*.test $*.d' -MF $@ $<
+ $(CXX) -M -MP -MT '$*.test $*.d' -MF $@ $<
.PHONY: test clean
.SECONDARY: $(TESTS:=.test) $(addprefix awk/,$(AWK))