diff --git a/backend/sync_server/src/server/update_document.rs b/backend/sync_server/src/server/update_document.rs
index a572394..fdbbfd6 100644
--- a/backend/sync_server/src/server/update_document.rs
+++ b/backend/sync_server/src/server/update_document.rs
@@ -104,32 +104,6 @@ async fn internal_update_document(
 
     let sanitized_relative_path = sanitize_path(&relative_path);
 
-    // Return the latest version if the update is a no-op from the client's
-    // perspective
-    if content == parent_document.content
-        && sanitized_relative_path == parent_document.relative_path
-    {
-        info!("Document content is the same as the parent version, skipping update");
-
-        let latest_version = state
-            .database
-            .get_latest_document(&vault_id, &document_id, None)
-            .await
-            .map_err(server_error)?
-            .map_or_else(
-                || {
-                    Err(not_found_error(anyhow!(
-                        "Document with id `{document_id}` not found",
-                    )))
-                },
-                Ok,
-            )?;
-
-        return Ok(Json(DocumentUpdateResponse::FastForwardUpdate(
-            latest_version.into(),
-        )));
-    }
-
     let mut transaction = state
         .database
         .create_write_transaction(&vault_id)
diff --git a/frontend/sync-client/src/sync-operations/syncer.ts b/frontend/sync-client/src/sync-operations/syncer.ts
index ef35d10..ff10266 100644
--- a/frontend/sync-client/src/sync-operations/syncer.ts
+++ b/frontend/sync-client/src/sync-operations/syncer.ts
@@ -274,9 +274,8 @@ export class Syncer {
 			typeof globalThis !== "undefined" &&
 			typeof globalThis.WebSocket === "undefined"
 		) {
-			// polyfill for WebSocket in Node.js
 			// eslint-disable-next-line
-			globalThis.WebSocket = require("ws");
+			globalThis.WebSocket = require("ws"); // polyfill for WebSocket in Node.js
 		}
 
 		this.applyRemoteChangesWebSocket = new WebSocket(wsUri);
diff --git a/frontend/test-client/src/agent/mock-client.ts b/frontend/test-client/src/agent/mock-client.ts
index 29d808f..a1e2b9e 100644
--- a/frontend/test-client/src/agent/mock-client.ts
+++ b/frontend/test-client/src/agent/mock-client.ts
@@ -108,7 +108,7 @@ export class MockClient implements FileSystemOperations {
 				{
 					assert(
 						newParts.includes(part),
-						`Part ${part} not found in new content`
+						`Part ${part} not found in new content: ${newContent}`
 					);
 				}
 			);
diff --git a/frontend/test-client/src/cli.ts b/frontend/test-client/src/cli.ts
index 799ee79..98dff41 100644
--- a/frontend/test-client/src/cli.ts
+++ b/frontend/test-client/src/cli.ts
@@ -25,10 +25,12 @@ async function runTest({
 	const settings = `with ${agentCount} agents, concurrency ${concurrency}, iterations ${iterations}, doDeletes ${doDeletes}, jitterScaleInSeconds ${jitterScaleInSeconds}, useSlowFileEvents ${useSlowFileEvents}`;
 	console.info(`Running test ${settings}`);
 
+	const vaultName = uuidv4();
+	console.info(`Using vault name: ${vaultName}`);
 	const initialSettings: Partial<SyncSettings> = {
 		isSyncEnabled: true,
 		token: "test-token-change-me", // same as in backend/config-e2e.yml
-		vaultName: uuidv4(),
+		vaultName,
 		syncConcurrency: concurrency,
 		remoteUri: "http://localhost:3000"
 	};