diff --git a/src/music_kraken/database/objects/source.py b/src/music_kraken/database/objects/source.py
index c43ef22..c98b125 100644
--- a/src/music_kraken/database/objects/source.py
+++ b/src/music_kraken/database/objects/source.py
@@ -42,11 +42,13 @@ class Source(DatabaseObject, SongAttribute, ID3Metadata):
     ```
     """
 
-    def __init__(self,type_str: str, id_: str = None, src: str = None, url: str = None) -> None:
+    def __init__(self, id_: str = None, src: str = None, url: str = None, type_str: str = None) -> None:
         DatabaseObject.__init__(self, id_=id_)
         SongAttribute.__init__(self)
 
-        self.type_enum = source_types(type_str)
+        self.type_enum = None
+        if type_str is not None:
+            self.type_enum = source_types(type_str)
         self.src = sources(src)
         self.url = url
 
diff --git a/src/music_kraken/static_files/new_db.sql b/src/music_kraken/static_files/new_db.sql
index 7585a9c..e915e14 100644
--- a/src/music_kraken/static_files/new_db.sql
+++ b/src/music_kraken/static_files/new_db.sql
@@ -14,6 +14,7 @@ CREATE TABLE Song
 CREATE TABLE Source
 (
     id          BIGINT AUTO_INCREMENT PRIMARY KEY,
+    type        TEXT NOT NULL
     src         TEXT NOT NULL,
     url         TEXT NOT NULL,
     certainty   INT NOT NULL DEFAULT 0,   -- certainty=0 -> it is definitely a valid source