diff --git a/common.mk b/common.mk
index 9d7b30b32b..44f5190b6f 100644
--- a/common.mk
+++ b/common.mk
@@ -783,6 +783,9 @@ $(arch:noarch=ignore)-fake.rb: $(srcdir)/template/fake.rb.in $(tooldir)/generic_
 	$(BOOTSTRAPRUBY) "$(tooldir)/generic_erb.rb" -o $@ "$(srcdir)/template/fake.rb.in" \
 		i=- srcdir="$(srcdir)" BASERUBY="$(BASERUBY)"
 
+noarch-fake.rb: # prerequisite of yes-fake
+	touch $@
+
 btest: $(TEST_RUNNABLE)-btest
 no-btest: PHONY
 yes-btest: yes-fake miniruby$(EXEEXT) PHONY