diff --git a/build/Makefile.global b/build/Makefile.global
index 073a61d2c2b88..56b9ce6976f92 100644
--- a/build/Makefile.global
+++ b/build/Makefile.global
@@ -157,9 +157,11 @@ prof-use:
 		if test ! -z "$(PHP)"; then \
 			echo Parse $< to generate $@;\
 			$(PHP) $(top_srcdir)/build/gen_stub.php $<; \
+			touch $@; \
 		elif test ! -z "$(PHP_EXECUTABLE)" && test -x "$(PHP_EXECUTABLE)"; then \
 			echo Parse $< to generate $@;\
 			$(PHP_EXECUTABLE) $(top_srcdir)/build/gen_stub.php $<; \
+			touch $@; \
 		fi; \
 	fi;