diff --git a/src/libsodium/randombytes/salsa20/randombytes_salsa20_random.c b/src/libsodium/randombytes/salsa20/randombytes_salsa20_random.c
index 9a0d32dd..0c73cbd1 100644
--- a/src/libsodium/randombytes/salsa20/randombytes_salsa20_random.c
+++ b/src/libsodium/randombytes/salsa20/randombytes_salsa20_random.c
@@ -135,8 +135,8 @@ randombytes_salsa20_random_random_dev_open(void)
         fd = open(*device, O_RDONLY);
         if (fd != -1) {
             if (fstat(fd, &st) == 0 &&
-# ifdef S_IFNAM
-                (S_IFNAM(st.st_mode) || S_ISCHR(st.st_mode))
+# ifdef S_ISNAM
+                (S_ISNAM(st.st_mode) || S_ISCHR(st.st_mode))
 # else
                 S_ISCHR(st.st_mode)
 # endif
diff --git a/src/libsodium/randombytes/sysrandom/randombytes_sysrandom.c b/src/libsodium/randombytes/sysrandom/randombytes_sysrandom.c
index a04a68f9..07f3a5ed 100644
--- a/src/libsodium/randombytes/sysrandom/randombytes_sysrandom.c
+++ b/src/libsodium/randombytes/sysrandom/randombytes_sysrandom.c
@@ -120,8 +120,8 @@ randombytes_sysrandom_random_dev_open(void)
         fd = open(*device, O_RDONLY);
         if (fd != -1) {
             if (fstat(fd, &st) == 0 &&
-# ifdef S_IFNAM
-                (S_IFNAM(st.st_mode) || S_ISCHR(st.st_mode))
+# ifdef S_ISNAM
+                (S_ISNAM(st.st_mode) || S_ISCHR(st.st_mode))
 # else
                 S_ISCHR(st.st_mode)
 # endif