diff --git a/osxphotos/_constants.py b/osxphotos/_constants.py
index 3bca2c34..8e946ce9 100644
--- a/osxphotos/_constants.py
+++ b/osxphotos/_constants.py
@@ -58,8 +58,16 @@ _DB_TABLE_NAMES = {
     },
 }
 
-# which major version operating systems have been tested
-_TESTED_OS_VERSIONS = ["12", "13", "14", "15", "16"]
+# which version operating systems have been tested
+_TESTED_OS_VERSIONS = [
+    ("10", "12"),
+    ("10", "13"),
+    ("10", "14"),
+    ("10", "15"),
+    ("10", "16"),
+    ("11", "0"),
+    ("11", "1"),
+]
 
 # Photos 5 has persons who are empty string if unidentified face
 _UNKNOWN_PERSON = "_UNKNOWN_"
diff --git a/osxphotos/_version.py b/osxphotos/_version.py
index 5133460d..75626ccb 100644
--- a/osxphotos/_version.py
+++ b/osxphotos/_version.py
@@ -1,3 +1,3 @@
 """ version info """
 
-__version__ = "0.39.15"
+__version__ = "0.39.16"
diff --git a/osxphotos/photosdb/photosdb.py b/osxphotos/photosdb/photosdb.py
index 8ee49216..f2f3ac4b 100644
--- a/osxphotos/photosdb/photosdb.py
+++ b/osxphotos/photosdb/photosdb.py
@@ -85,12 +85,12 @@ class PhotosDB:
 
         # Check OS version
         system = platform.system()
-        (_, major, _) = _get_os_version()
-        if system != "Darwin" or (major not in _TESTED_OS_VERSIONS):
+        (ver, major, _) = _get_os_version()
+        if system != "Darwin" or ((ver, major) not in _TESTED_OS_VERSIONS):
             logging.warning(
-                f"WARNING: This module has only been tested with MacOS 10."
-                f"[{', '.join(_TESTED_OS_VERSIONS)}]: "
-                f"you have {system}, OS version: {major}"
+                f"WARNING: This module has only been tested with macOS versions "
+                f"[{', '.join(f'{v}.{m}' for (v, m) in _TESTED_OS_VERSIONS)}]: "
+                f"you have {system}, OS version: {ver}.{major}"
             )
 
         if verbose is None:
@@ -1160,9 +1160,9 @@ class PhotosDB:
             self._dbphotos[uuid]["original_orientation"] = row[38]
             self._dbphotos[uuid]["original_filesize"] = row[39]
 
-            # visibility state 
-            self._dbphotos[uuid]["visibility_state"] = row[42] 
-            self._dbphotos[uuid]["visible"] = row[42] == 1 
+            # visibility state
+            self._dbphotos[uuid]["visibility_state"] = row[42]
+            self._dbphotos[uuid]["visible"] = row[42] == 1
 
             # import session not yet handled for Photos 4
             self._dbphotos[uuid]["import_session"] = None