diff --git a/src/common/backend/parser/Makefile b/src/common/backend/parser/Makefile
index a8f8b553c8988a79511f4472c95c1f912936db43..afe66b9b70a5f295c4c843b0d5e10dd820975a51 100644
--- a/src/common/backend/parser/Makefile
+++ b/src/common/backend/parser/Makefile
@@ -102,7 +102,7 @@ else
 	@$(missing) flex $< $@
 endif
 
-hint_gram.o keywords.o parser.0: hint_gram.hpp kwlist_d.h
+hint_gram.o keywords.o parser.o: hint_gram.hpp kwlist_d.h
 
 # gram.cpp, gram.hpp, and scan.inc are in the distribution tarball, so they
 # are not cleaned here.