diff --git a/package.json b/package.json
index 25748e04ba..fe0a4b95fb 100644
--- a/package.json
+++ b/package.json
@@ -118,7 +118,7 @@
     "@react-aria/focus": "3.19.1",
     "@react-aria/utils": "3.25.3",
     "@react-spring/web": "9.7.5",
-    "@signalapp/libsignal-client": "0.67.4",
+    "@signalapp/libsignal-client": "0.68.0",
     "@signalapp/quill-cjs": "2.1.2",
     "@signalapp/ringrtc": "2.50.3",
     "@signalapp/sqlcipher": "1.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 2cfce04b07..ca14ff5ca7 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -128,8 +128,8 @@ importers:
         specifier: 9.7.5
         version: 9.7.5(react-dom@17.0.2(react@17.0.2))(react@17.0.2)
       '@signalapp/libsignal-client':
-        specifier: 0.67.4
-        version: 0.67.4
+        specifier: 0.68.0
+        version: 0.68.0
       '@signalapp/quill-cjs':
         specifier: 2.1.2
         version: 2.1.2
@@ -2534,8 +2534,8 @@ packages:
   '@signalapp/libsignal-client@0.60.2':
     resolution: {integrity: sha512-tU4kNP/yCwkFntb2ahXOSQJtzdy+YifAB2yv5hw0qyKSidRHLn6bYiz4Zo2tjxLDRoBLAUxCRsQramStiqNZdA==}
 
-  '@signalapp/libsignal-client@0.67.4':
-    resolution: {integrity: sha512-nenGxomG2zH0uCoFSwBzofqSAHnJRdbIbLr8libGy9y3rCL2z62nHL79Kh1o46ZnzxgAA7Ay3/qMhwPcXq7Iig==}
+  '@signalapp/libsignal-client@0.68.0':
+    resolution: {integrity: sha512-k7kUqN36wYMnx1ARVVpNmWJfVlD0AIrNEq0Mpb7X8yMc6E8QY5ankwtPX3ZlO/Yl7en2NT7ZrP4dM5xpQlGsNA==}
 
   '@signalapp/mock-server@11.2.0':
     resolution: {integrity: sha512-y8bueRcXVulyXRRVm2M/qT7YmxGpUbiwQsRSi7a+DDI4aUeZIDW9z7KgjElv1CN1/n9O6M1bYO+TLy4ys+7U6w==}
@@ -12242,7 +12242,7 @@ snapshots:
       type-fest: 4.26.1
       uuid: 8.3.2
 
-  '@signalapp/libsignal-client@0.67.4':
+  '@signalapp/libsignal-client@0.68.0':
     dependencies:
       node-gyp-build: 4.8.4
       type-fest: 4.26.1
diff --git a/ts/services/backups/util/FileStream.ts b/ts/services/backups/util/FileStream.ts
index 5f7f111f3e..fbad9fd10c 100644
--- a/ts/services/backups/util/FileStream.ts
+++ b/ts/services/backups/util/FileStream.ts
@@ -15,7 +15,7 @@ export class FileStream extends InputStream {
     super();
   }
 
-  public async close(): Promise<void> {
+  public override async close(): Promise<void> {
     await this.#initPromise;
     await this.#file?.close();
   }
diff --git a/ts/services/backups/validator.ts b/ts/services/backups/validator.ts
index 92fde2698f..514eaf1002 100644
--- a/ts/services/backups/validator.ts
+++ b/ts/services/backups/validator.ts
@@ -21,23 +21,12 @@ export async function validateBackup(
     aci,
   });
 
-  const streams = new Array<FileStream>();
-
-  let outcome: libsignal.ValidationOutcome;
-  try {
-    outcome = await libsignal.validate(
-      backupKey,
-      libsignal.Purpose.RemoteBackup,
-      () => {
-        const stream = new FileStream(filePath);
-        streams.push(stream);
-        return stream;
-      },
-      BigInt(fileSize)
-    );
-  } finally {
-    await Promise.all(streams.map(stream => stream.close()));
-  }
+  const outcome = await libsignal.validate(
+    backupKey,
+    libsignal.Purpose.RemoteBackup,
+    () => new FileStream(filePath),
+    BigInt(fileSize)
+  );
 
   if (isTestOrMockEnvironment()) {
     strictAssert(