diff --git a/config/config.go b/config/config.go
index 67e41f6..fcd9b90 100644
--- a/config/config.go
+++ b/config/config.go
@@ -54,5 +54,9 @@ func New(configPath string) (*Config, error) {
 		}
 	}
 
+	if cfg.Service == "" {
+		cfg.Service = "github"
+	}
+
 	return cfg, nil
 }