diff --git a/src/Makefile.am b/src/Makefile.am
index bada082ff4815c0eb0cd0da5a2c2d2c0ae5fb3be..6e6cbc8a091497bf9ae5f9175152b0a353563a81 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -12,13 +12,11 @@ endif
 nano.o: revision.h
 winio.o: revision.h
 
-revision.h: update_revision
+revision.h:
 	@[ -f $@ ] || touch $@
 	@echo "#define $(SOMETHING)" | cmp -s $@ - || \
 	echo "#define $(SOMETHING)" > $@
 
-.PHONY: update_revision
-
 bin_PROGRAMS = 	nano
 nano_SOURCES =	browser.c \
 		chars.c \