diff --git a/sys/windows/Makefile.nmake b/sys/windows/Makefile.nmake
index aba7fb8ff..0877f49fd 100644
--- a/sys/windows/Makefile.nmake
+++ b/sys/windows/Makefile.nmake
@@ -851,8 +851,10 @@ scall  =
 #      but variadic argument ‘position’ has type ‘type’
 # 4820 padding in struct
 ctmpflags = $(ctmpflags:-W3=-W4) -wd4100 -wd4244 -wd4245 -wd4310 -wd4706 -w44777 -wd4820
+!IF ($(VSVER) >= 2019)
 ctmpflags = $(ctmpflags) -w44774
 !ENDIF
+!ENDIF
 
 #More verbose warning output options below
 #ctmpflags = $(ctmpflags:-W4=-wd4131