1 files changed, 1 insertions, 1 deletions
diff --git a/common.mk b/common.mk
index d31980c867..db1fc5c10b 100644
--- a/common.mk
+++ b/common.mk
@@ -645,7 +645,7 @@ transdb.h: $(PREP) srcs-enc
 	$(IFCHANGE) "$@" "$@.new"
 
 known_errors.inc: $(srcdir)/template/known_errors.inc.tmpl $(srcdir)/defs/known_errors.def
-	$(BASERUBY) $(srcdir)/tool/generic_erb.rb $+ > $@
+	$(BASERUBY) $(srcdir)/tool/generic_erb.rb $(srcdir)/template/known_errors.inc.tmpl $(srcdir)/defs/known_errors.def > $@
 
 miniprelude.c: $(srcdir)/tool/compile_prelude.rb $(srcdir)/prelude.rb
 	$(BASERUBY) -I$(srcdir) $(srcdir)/tool/compile_prelude.rb $(srcdir)/prelude.rb $@