diff --git a/migrations/20220313_index_generation_hint.go b/migrations/20220313_index_generation_hint.go
deleted file mode 100644
index 60ae333..0000000
--- a/migrations/20220313_index_generation_hint.go
+++ /dev/null
@@ -1,24 +0,0 @@
-package migrations
-
-import (
-	"github.com/emvi/logbuch"
-	"github.com/muety/wakapi/config"
-	"gorm.io/gorm"
-)
-
-func init() {
-	const name = "20220313-index_generation_hint"
-	f := migrationFunc{
-		name: name,
-		f: func(db *gorm.DB, cfg *config.Config) error {
-			if hasRun(name, db) {
-				return nil
-			}
-			logbuch.Info("please note: the following migrations might take a few minutes, as column types are changed and new indexes are created, have some patience")
-			setHasRun(name, db)
-			return nil
-		},
-	}
-
-	registerPreMigration(f)
-}
diff --git a/version.txt b/version.txt
index ecf00d9..1506473 100644
--- a/version.txt
+++ b/version.txt
@@ -1 +1 @@
-2.2.5
\ No newline at end of file
+2.2.6
\ No newline at end of file