diff --git a/lnbits/extensions/gerty/migrations.py b/lnbits/extensions/gerty/migrations.py
index 31d1caec..a7a3243b 100644
--- a/lnbits/extensions/gerty/migrations.py
+++ b/lnbits/extensions/gerty/migrations.py
@@ -1,5 +1,6 @@
 import time
 
+
 async def m001_initial(db):
     """
     Initial Gertys table.
@@ -60,6 +61,7 @@ async def m005_add_gerty_model_col(db):
     """
     await db.execute("ALTER TABLE gerty.gertys ADD COLUMN urls TEXT;")
 
+
 async def m006_add_gerty_model_col(db):
     """
     support for Gerty model col
@@ -67,6 +69,7 @@ async def m006_add_gerty_model_col(db):
     await db.execute("ALTER TABLE gerty.mempool RENAME TO mempool_old;")
     await db.execute("ALTER TABLE gerty.mempool ADD COLUMN time FLOAT;")
 
+
 async def m006_add_gerty_model_col(db):
     """
     Add UUID ID's to links and migrates existing data
@@ -107,4 +110,4 @@ async def m006_add_gerty_model_col(db):
             ),
         )
 
-    await db.execute("DROP TABLE gerty.mempool_old")
\ No newline at end of file
+    await db.execute("DROP TABLE gerty.mempool_old")