diff --git a/borgmatic/config/schema.yaml b/borgmatic/config/schema.yaml
index 7315a22e..b7ca1bff 100644
--- a/borgmatic/config/schema.yaml
+++ b/borgmatic/config/schema.yaml
@@ -1308,21 +1308,23 @@ properties:
                     - finish
     apprise:
         type: object
-        required: ['service_urls']
+        required: ['services']
         additionalProperties: false
         properties:
             services:
-                type: object
-                required:
-                    - url
-                    - label
-                properties:
-                    url:
-                        type: string
-                        example: "mastodon://accesskey/host/?visibility=direct"
-                    label:
-                        type: string
-                        example: mastodon
+                type: array
+                items:
+                    type: object
+                    required:
+                        - url
+                        - label
+                    properties:
+                        url:
+                            type: string
+                            example: "mastodon://accesskey/host/?visibility=direct"
+                        label:
+                            type: string
+                            example: mastodon
                 description: |
                     A list of Apprise services to publish to with URLs and labels.
                     The labels are used for logging.
diff --git a/borgmatic/hooks/apprise.py b/borgmatic/hooks/apprise.py
index 184c75fa..b70532b3 100644
--- a/borgmatic/hooks/apprise.py
+++ b/borgmatic/hooks/apprise.py
@@ -53,7 +53,7 @@ def ping_monitor(hook_config, config, config_filename, state, monitoring_log_lev
     notify_type = state_to_notify_type[state.name.lower()]
 
     apprise_object = apprise.Apprise()
-    apprise_object.add(map(lambda service: service['url'], hook_config.get('services')))
+    apprise_object.add(list(map(lambda service: service['url'], hook_config.get('services'))))
 
     if dry_run:
         return
diff --git a/setup.py b/setup.py
index cf892b95..b4757d48 100644
--- a/setup.py
+++ b/setup.py
@@ -34,8 +34,7 @@ setup(
         'packaging',
         'requests',
         'ruamel.yaml>0.15.0,<0.18.0',
-        'setuptools',
-        'apprise'
+        'setuptools'
     ),
     extra_require={
         "Apprise": ["apprise"]