diff --git a/config.mak.uname b/config.mak.uname
index 65a1ad7448..79094198c5 100644
--- a/config.mak.uname
+++ b/config.mak.uname
@@ -363,6 +363,7 @@ ifeq ($(uname_S),Windows)
 	NO_STRTOUMAX = YesPlease
 	NO_MKDTEMP = YesPlease
 	NO_MKSTEMPS = YesPlease
+	NO_INTTYPES_H = YesPlease
 	# VS2015 with UCRT claims that snprintf and friends are C99 compliant,
 	# so we don't need this.
 	#