diff --git a/Sources/Packages/Sources/SecretKit/PublicKeyStandinFileController.swift b/Sources/Packages/Sources/SecretKit/PublicKeyStandinFileController.swift
index 49983d2..49e417e 100644
--- a/Sources/Packages/Sources/SecretKit/PublicKeyStandinFileController.swift
+++ b/Sources/Packages/Sources/SecretKit/PublicKeyStandinFileController.swift
@@ -19,9 +19,10 @@ public final class PublicKeyFileStoreController: Sendable {
     public func generatePublicKeys(for secrets: [AnySecret], clear: Bool = false) throws {
         logger.log("Writing public keys to disk")
         if clear {
-            let validPaths = Set(secrets.map { publicKeyPath(for: $0) }).union(Set(secrets.map { sshCertificatePath(for: $0) }))
+            let validPaths = Set(secrets.map { publicKeyPath(for: $0) })
+                .union(Set(secrets.map { sshCertificatePath(for: $0) }))
             let contentsOfDirectory = (try? FileManager.default.contentsOfDirectory(atPath: directory.path())) ?? []
-            let fullPathContents = contentsOfDirectory.map { "\(directory)/\($0)" }
+            let fullPathContents = contentsOfDirectory.map { directory.appending(path: $0).path() }
 
             let untracked = Set(fullPathContents)
                 .subtracting(validPaths)