=== modified file 'openlp/core/lib/db.py'
--- openlp/core/lib/db.py	2019-08-03 18:19:25 +0000
+++ openlp/core/lib/db.py	2019-09-15 15:11:24 +0000
@@ -215,7 +215,7 @@
     Create a PathType for storing Path objects with SQLAlchemy. Behind the scenes we convert the Path object to a JSON
     representation and store it as a Unicode type
     """
-    impl = types.Unicode
+    impl = types.UnicodeText
 
     def coerce_compared_value(self, op, value):
         """