diff --git a/src/freebox_api/aiofreepybox.py b/src/freebox_api/aiofreepybox.py
index c2275683..cfdedd76 100644
--- a/src/freebox_api/aiofreepybox.py
+++ b/src/freebox_api/aiofreepybox.py
@@ -118,6 +118,10 @@ async def open(self, host: str, port: str) -> None:
         cert_path = os.path.join(os.path.dirname(__file__), "freebox_certificates.pem")
         ssl_ctx = ssl.create_default_context()
         ssl_ctx.load_verify_locations(cafile=cert_path)
+        if ".fbxos.fr" in host or "mafreebox.freebox.fr" in host:
+            # Disable strict validating introduced in Python 3.13, which doesn't
+            # work with default Freebox certificates
+            ssl_ctx.verify_flags &= ~ssl.VERIFY_X509_STRICT
 
         conn = TCPConnector(ssl_context=ssl_ctx)
         self._session = ClientSession(connector=conn)