Index: keyring-5.3/keyring/backends/file.py
===================================================================
--- keyring-5.3.orig/keyring/backends/file.py
+++ keyring-5.3/keyring/backends/file.py
@@ -6,6 +6,7 @@ import base64
 import sys
 import json
 import abc
+import time
 
 from ..py27compat import configparser
 
@@ -95,14 +96,29 @@ class BaseKeyring(FileBacked, KeyringBac
         config = configparser.RawConfigParser()
         config.read(self.file_path)
 
+        # obtain lock for the keyring file
+        lock = ''
+        i = 60
+        while i:
+            if not os.path.isfile('/tmp/.keyringlock'):
+                lock = open('/tmp/.keyringlock', 'w')
+                break
+            else:
+                time.sleep(0.500)
+                i=i-1
+
         # update the keyring with the password
         if not config.has_section(service):
             config.add_section(service)
         config.set(service, username, password_base64)
 
-        # save the keyring back to the file
-        with open(self.file_path, 'w') as config_file:
-            config.write(config_file)
+        if i:
+            # save the keyring back to the file
+            with open(self.file_path, 'w') as config_file:
+                config.write(config_file)
+            lock.close()
+            os.remove('/tmp/.keyringlock')
+
 
     def _ensure_file_path(self):
         """