diff --git a/Makefile b/Makefile
index 53ab4b5536..2cef0187d1 100644
--- a/Makefile
+++ b/Makefile
@@ -727,6 +727,7 @@ ifeq ($(uname_S),HP-UX)
 	NO_UNSETENV = YesPlease
 	NO_HSTRERROR = YesPlease
 	NO_SYS_SELECT_H = YesPlease
+	SNPRINTF_RETURNS_BOGUS = YesPlease
 endif
 ifneq (,$(findstring MINGW,$(uname_S)))
 	NO_MMAP = YesPlease