diff --git a/include/sys/types_internal.h b/include/sys/types_internal.h
index 6a9bfc74d2..1b602f8dd6 100644
--- a/include/sys/types_internal.h
+++ b/include/sys/types_internal.h
@@ -3,8 +3,8 @@
 #include <stddef.h>
 
 typedef long blksize_t;
-typedef long dev_t;
-typedef unsigned long ino_t;
+typedef unsigned long long dev_t;
+typedef unsigned long long ino_t;
 typedef unsigned short reclen_t;
 typedef int gid_t;
 typedef int uid_t;
diff --git a/src/platform/types.rs b/src/platform/types.rs
index 253f59d94a..9d80f181e4 100644
--- a/src/platform/types.rs
+++ b/src/platform/types.rs
@@ -63,7 +63,7 @@ pub type pid_t = c_int;
 pub type id_t = c_uint;
 pub type gid_t = c_int;
 pub type uid_t = c_int;
-pub type dev_t = c_long;
+pub type dev_t = c_ulonglong;
 pub type ino_t = c_ulonglong;
 pub type reclen_t = c_ushort;
 pub type nlink_t = c_ulong;