diff --git a/lnbits/extensions/gerty/migrations.py b/lnbits/extensions/gerty/migrations.py
index a7a3243b5..afef2cfd8 100644
--- a/lnbits/extensions/gerty/migrations.py
+++ b/lnbits/extensions/gerty/migrations.py
@@ -62,14 +62,6 @@ 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
-    """
-    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