diff --git a/apps/ios/VMC/Playback/ClearKeyDashProxy.swift b/apps/ios/VMC/Playback/ClearKeyDashProxy.swift
index 4a98a94..6731df3 100644
--- a/apps/ios/VMC/Playback/ClearKeyDashProxy.swift
+++ b/apps/ios/VMC/Playback/ClearKeyDashProxy.swift
@@ -4,6 +4,18 @@ import os.log
 
 private let proxyLog = Logger(subsystem: "nl.vonas.mediacluster.ios", category: "ClearKeyProxy")
 
+private final class ResumeOnce: @unchecked Sendable {
+    private var done = false
+    private let lock = NSLock()
+    func run(_ body: () -> Void) {
+        lock.lock()
+        defer { lock.unlock() }
+        guard !done else { return }
+        done = true
+        body()
+    }
+}
+
 /// Lokale HTTP-proxy: haalt DASH MPD/segmenten op, strip DRM-metadata, decrypt CENC met ClearKey.
 /// VLC speelt daarna plain DASH vanaf 127.0.0.1.
 final class ClearKeyDashProxy {
@@ -45,17 +57,6 @@ final class ClearKeyDashProxy {
                 self.cryptoState = CencMp4Decryptor.SessionState()
                 self.generation += 1
 
-                final class ResumeOnce: @unchecked Sendable {
-                    private var done = false
-                    private let lock = NSLock()
-                    func run(_ body: () -> Void) {
-                        lock.lock()
-                        defer { lock.unlock() }
-                        guard !done else { return }
-                        done = true
-                        body()
-                    }
-                }
                 let once = ResumeOnce()
 
                 do {