diff --git a/qiling/os/posix/syscall/unistd.py b/qiling/os/posix/syscall/unistd.py
index b52f5e4b7..5be76f494 100644
--- a/qiling/os/posix/syscall/unistd.py
+++ b/qiling/os/posix/syscall/unistd.py
@@ -766,7 +766,7 @@ def _type_mapping(ent):
         return bytes([t])
 
     if ql.os.fd[fd].tell() == 0:
-        n = ql.arch.pointersize
+        n = 8 if is_64 else ql.arch.pointersize
         total_size = 0
         results = os.scandir(ql.os.fd[fd].name)
         _ent_count = 0
@@ -787,8 +787,8 @@ def _type_mapping(ent):
 
             if is_64:
                 fields = (
-                    (ql.pack(d_ino), n),
-                    (ql.pack(d_off), n),
+                    (ql.pack64(d_ino), n),
+                    (ql.pack64(d_off), n),
                     (ql.pack16(d_reclen), 2),
                     (d_type, 1),
                     (d_name, len(d_name))