diff --git a/python/samba/tests/smb3unix.py b/python/samba/tests/smb3unix.py
index 612a54e0f79..d8e8783670a 100644
--- a/python/samba/tests/smb3unix.py
+++ b/python/samba/tests/smb3unix.py
@@ -321,7 +321,7 @@ class Smb3UnixTests(samba.tests.libsmb.LibsmbTests):
                     self.assertTrue(stat.S_ISREG(found_unixmode))
                     self.assertEqual(found_files[fname]['nlink'], 1)
                     self.assertEqual(found_files[fname]['size'], 4)
-                    self.assertEqual(found_files[fname]['allocaction_size'],
+                    self.assertEqual(found_files[fname]['allocation_size'],
                                      4096)
                     self.assertEqual(found_files[fname]['attrib'],
                                      libsmb.FILE_ATTRIBUTE_ARCHIVE)
diff --git a/source3/libsmb/pylibsmb.c b/source3/libsmb/pylibsmb.c
index 25b89380dd3..8594b2b7315 100644
--- a/source3/libsmb/pylibsmb.c
+++ b/source3/libsmb/pylibsmb.c
@@ -1996,7 +1996,7 @@ static NTSTATUS list_posix_helper(struct file_info *finfo,
 			     finfo->attr,
 			     "size",
 			     finfo->size,
-			     "allocaction_size",
+			     "allocation_size",
 			     finfo->allocated_size,
 			     "btime",
 			     convert_timespec_to_time_t(finfo->btime_ts),