diff --git a/statediff/indexer/database/sql/interfaces.go b/statediff/indexer/database/sql/interfaces.go
index 4056f7dbb..3fee858d6 100644
--- a/statediff/indexer/database/sql/interfaces.go
+++ b/statediff/indexer/database/sql/interfaces.go
@@ -52,7 +52,6 @@ type Statements interface {
 	InsertStorageStm() string
 	InsertIPLDStm() string
 	InsertIPLDsStm() string
-	InsertKnownGapsStm() string
 }
 
 // Tx interface to accommodate different concrete SQL transaction types