diff --git a/apprise/config/ConfigBase.py b/apprise/config/ConfigBase.py
index 553cf47d..50a7baeb 100644
--- a/apprise/config/ConfigBase.py
+++ b/apprise/config/ConfigBase.py
@@ -675,7 +675,9 @@ class ConfigBase(URLBase):
                     continue
 
                 if not (hasattr(asset, k) and
-                        isinstance(getattr(asset, k), six.string_types)):
+                        isinstance(getattr(asset, k),
+                                   (bool, six.string_types))):
+
                     # We can't set a function or non-string set value
                     ConfigBase.logger.warning(
                         'Invalid asset key "{}".'.format(k))
@@ -685,15 +687,23 @@ class ConfigBase(URLBase):
                     # Convert to an empty string
                     v = ''
 
-                if not isinstance(v, six.string_types):
+                if (isinstance(v, (bool, six.string_types))
+                        and isinstance(getattr(asset, k), bool)):
+
+                    # If the object in the Asset is a boolean, then
+                    # we want to convert the specified string to
+                    # match that.
+                    setattr(asset, k, parse_bool(v))
+
+                elif isinstance(v, six.string_types):
+                    # Set our asset object with the new value
+                    setattr(asset, k, v.strip())
+
+                else:
                     # we must set strings with a string
                     ConfigBase.logger.warning(
                         'Invalid asset value to "{}".'.format(k))
                     continue
-
-                # Set our asset object with the new value
-                setattr(asset, k, v.strip())
-
         #
         # global tag root directive
         #
diff --git a/test/test_config_base.py b/test/test_config_base.py
index 5dc2e3d8..b35b0ad7 100644
--- a/test/test_config_base.py
+++ b/test/test_config_base.py
@@ -703,6 +703,7 @@ asset:
   app_id: AppriseTest
   app_desc: Apprise Test Notifications
   app_url: http://nuxref.com
+  async_mode: no
 
   # Support setting empty values
   image_url_mask:
@@ -738,6 +739,9 @@ urls:
     assert asset.app_desc == "Apprise Test Notifications"
     assert asset.app_url == "http://nuxref.com"
 
+    # Boolean types stay boolean
+    assert asset.async_mode is False
+
     # the theme was not updated and remains the same as it was
     assert asset.theme == AppriseAsset().theme
 
diff --git a/test/test_discord_plugin.py b/test/test_discord_plugin.py
index ea884fc3..ffd40bbb 100644
--- a/test/test_discord_plugin.py
+++ b/test/test_discord_plugin.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_gitter_plugin.py b/test/test_gitter_plugin.py
index 3765b23a..ee611083 100644
--- a/test/test_gitter_plugin.py
+++ b/test/test_gitter_plugin.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_matrix_plugin.py b/test/test_matrix_plugin.py
index 8fb9de85..acc139aa 100644
--- a/test/test_matrix_plugin.py
+++ b/test/test_matrix_plugin.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_nextcloud_plugin.py b/test/test_nextcloud_plugin.py
index d4115905..b9ae7630 100644
--- a/test/test_nextcloud_plugin.py
+++ b/test/test_nextcloud_plugin.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_office365.py b/test/test_office365.py
index 1f7a599b..037ce2e9 100644
--- a/test/test_office365.py
+++ b/test/test_office365.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_pushbullet.py b/test/test_pushbullet.py
index 5004f865..10bfb606 100644
--- a/test/test_pushbullet.py
+++ b/test/test_pushbullet.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_pushover.py b/test/test_pushover.py
index 6924b5c0..6de2a311 100644
--- a/test/test_pushover.py
+++ b/test/test_pushover.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_pushsafer.py b/test/test_pushsafer.py
index 7bbe6f1a..b1ffb93d 100644
--- a/test/test_pushsafer.py
+++ b/test/test_pushsafer.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_slack_plugin.py b/test/test_slack_plugin.py
index 2613bff8..8ba4b4c7 100644
--- a/test/test_slack_plugin.py
+++ b/test/test_slack_plugin.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.
diff --git a/test/test_telegram.py b/test/test_telegram.py
index c32387ce..a3dee6e1 100644
--- a/test/test_telegram.py
+++ b/test/test_telegram.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 #
+# Copyright (C) 2020 Chris Caron <lead2gold@gmail.com>
 # All rights reserved.
 #
 # This code is licensed under the MIT License.