diff --git a/test/test_webhook_handler.rb b/test/test_webhook_handler.rb
index 291e76bcd6ebe2b225a15bce4bd092313a4c46cb..5f32576ff3a58d42653454750debdff679d19f47 100644
--- a/test/test_webhook_handler.rb
+++ b/test/test_webhook_handler.rb
@@ -398,4 +398,26 @@ class WebhookHandlerTest < Minitest::Test
 		assert_equal 0, entries.length
 	end
 	em :test_message_received_empty_body_no_media_returns_400
+
+	def test_message_received_missing_body_no_media_returns_400
+		payload = {
+			"type" => "message-received",
+			"to" => "+15550000000",
+			"message" => {
+				"id" => "bw-in-nil-001",
+				"direction" => "in",
+				"owner" => "+15550000000",
+				"from" => "+15551234567",
+				"to" => ["+15550000000"],
+				"time" => "2025-01-13T10:00:00Z"
+			}
+		}
+
+		result = invoke_webhook(payload)
+		assert_equal [400, {}, "Missing params\n"], result
+		assert_empty written
+		entries = REDIS.stream_entries("messages").sync
+		assert_equal 0, entries.length
+	end
+	em :test_message_received_missing_body_no_media_returns_400
 end