diff --git a/hn/server.go b/hn/server.go
index 7a796b1..aca6f46 100644
--- a/hn/server.go
+++ b/hn/server.go
@@ -81,7 +81,7 @@ func (a *App) init() {
 
 	db, err := gorm.Open("sqlite3", DATABASE_PATH)
 	if err != nil {
-		panic("failed to open database: " + err)
+		panic("failed to open database: " + err.Error())
 	}
 	a.db = db
 }