diff --git a/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py b/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py
index 9d7d83545d0..ea5e952533c 100644
--- a/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py
+++ b/src/azure-cli/azure/cli/command_modules/appconfig/_kv_helpers.py
@@ -283,7 +283,8 @@ def __write_kv_and_features_to_file(file_path, key_values=None, features=None, f
             elif format_ == 'yaml':
                 yaml.safe_dump(exported_keyvalues, fp, sort_keys=False, width=float('inf'))
             elif format_ == 'properties':
-                javaproperties.dump(exported_keyvalues, fp)
+                for key, value in exported_keyvalues.items():
+                    fp.write('{}={}\n'.format(javaproperties.escape(key), value))
     except Exception as exception:
         raise FileOperationError("Failed to export key-values to file. " + str(exception))