diff --git a/src/unix/fs.c b/src/unix/fs.c
index fd7ae087..7cdbbfb0 100644
--- a/src/unix/fs.c
+++ b/src/unix/fs.c
@@ -1357,7 +1357,8 @@ static void uv__to_stat(struct stat* src, uv_stat_t* dst) {
   dst->st_birthtim.tv_nsec = src->st_ctimensec;
   dst->st_flags = 0;
   dst->st_gen = 0;
-#elif !defined(_AIX) && (       \
+#elif !defined(_AIX) &&         \
+    !defined(__MVS__) && (      \
     defined(__DragonFly__)   || \
     defined(__FreeBSD__)     || \
     defined(__OpenBSD__)     || \
diff --git a/test/test-fs.c b/test/test-fs.c
index fc97b325..034c971d 100644
--- a/test/test-fs.c
+++ b/test/test-fs.c
@@ -1453,7 +1453,8 @@ TEST_IMPL(fs_fstat) {
   ASSERT(s->st_mtim.tv_nsec == t.st_mtimespec.tv_nsec);
   ASSERT(s->st_ctim.tv_sec == t.st_ctimespec.tv_sec);
   ASSERT(s->st_ctim.tv_nsec == t.st_ctimespec.tv_nsec);
-#elif defined(_AIX)
+#elif defined(_AIX)    || \
+      defined(__MVS__)
   ASSERT(s->st_atim.tv_sec == t.st_atime);
   ASSERT(s->st_atim.tv_nsec == 0);
   ASSERT(s->st_mtim.tv_sec == t.st_mtime);