diff --git a/pkg/db/tx.go b/pkg/db/tx.go
index 43e785e46bd..f8d7c555dc9 100644
--- a/pkg/db/tx.go
+++ b/pkg/db/tx.go
@@ -170,17 +170,6 @@ func ReadOnly() TxOpt {
 	}
 }
 
-func ReadCommitted() TxOpt {
-	return func(o *TxOptions) {
-		o.isolationLevel = pgx.ReadCommitted
-	}
-}
-func RepeatableRead() TxOpt {
-	return func(o *TxOptions) {
-		o.isolationLevel = pgx.RepeatableRead
-	}
-}
-
 func WithIsolationLevel(level pgx.TxIsoLevel) TxOpt {
 	return func(o *TxOptions) {
 		o.isolationLevel = level