diff --git a/src/config/config.py b/src/config/config.py
index 410dbc1..6b83ab0 100644
--- a/src/config/config.py
+++ b/src/config/config.py
@@ -3,17 +3,17 @@
 
 
 class Settings(BaseSettings):
-    allowed_origins: str
-    allowed_hosts: str
-    host: str
-    port: int
-    reload_value: str
-    telex_webhook_url: str
+    allowed_origins: str = "http://test"
+    allowed_hosts: str = "test"
+    host: str = "127.0.0.1"
+    port: int = 8000
+    reload_value: str = "true"
+    telex_webhook_url: str = "https://ping.telex.im/v1/webhooks"
     curl_command: str | None = "curl" # might require path/to/curl e.g. `/usr/bin/curl`
-    app_logo_url: str
-    app_url: str
-    target_url: str
-    background_color_hexcode: str
+    app_logo_url: str = "https://example.com/logo.png"
+    app_url: str = "https://example.com"
+    target_url: str = "https://example.com/target"
+    background_color_hexcode: str = "#FFFFFF"
 
     model_config = SettingsConfigDict(env_file=".env")
 
diff --git a/tests/test_github.py b/tests/test_github.py
index da1cceb..9374157 100644
--- a/tests/test_github.py
+++ b/tests/test_github.py
@@ -8,7 +8,13 @@ def test_send_to_telex_success():
         json={
             "pusher": {"name": "test"},
             "commits": [
-                {"key": "value"},
+                {
+                    "id": "commit_hash",
+                    "message": "commit_message",
+                    "timestamp": "2025-02-18T10:17:54+01:00",
+                    "url": "commit_url",
+                    "author": {"name": "author_name", "email": "author_email"}
+                }
             ],
         },
     )