diff --git a/vfs/clear.go b/vfs/clear.go
deleted file mode 100644
index 035458e..0000000
--- a/vfs/clear.go
+++ /dev/null
@@ -1,9 +0,0 @@
-//go:build !go1.21
-
-package vfs
-
-func clear(b []byte) {
-	for i := range b {
-		b[i] = 0
-	}
-}
diff --git a/vfs/memdb/clear.go b/vfs/memdb/clear.go
deleted file mode 100644
index b6fc544..0000000
--- a/vfs/memdb/clear.go
+++ /dev/null
@@ -1,10 +0,0 @@
-//go:build !go1.21
-
-package memdb
-
-func clear[T any](b []T) {
-	var zero T
-	for i := range b {
-		b[i] = zero
-	}
-}