diff --git a/backend/windmill-worker/src/deno_executor.rs b/backend/windmill-worker/src/deno_executor.rs
index e9ce33a8a6..491741b5f1 100644
--- a/backend/windmill-worker/src/deno_executor.rs
+++ b/backend/windmill-worker/src/deno_executor.rs
@@ -156,10 +156,13 @@ pub async fn generate_deno_lock(
     }
 
     let path_lock = format!("{job_dir}/lock.json");
-    let mut file = File::open(path_lock).await?;
-    let mut req_content = "".to_string();
-    file.read_to_string(&mut req_content).await?;
-    Ok(req_content)
+    if let Ok(mut file) = File::open(path_lock).await {
+        let mut req_content = "".to_string();
+        file.read_to_string(&mut req_content).await?;
+        Ok(req_content)
+    } else {
+        Ok("".to_string())
+    }
 }
 
 #[tracing::instrument(level = "trace", skip_all)]
@@ -366,7 +369,6 @@ try {{
         } else if !*DISABLE_NSJAIL {
             args.push("--allow-net");
             args.push("--allow-sys");
-            args.push("--allow-hrtime");
             args.push(allow_read.as_str());
             args.push("--allow-write=./");
             args.push("--allow-env");