diff --git a/app/main.py b/app/main.py
index 27aeee5..41bc936 100644
--- a/app/main.py
+++ b/app/main.py
@@ -192,18 +192,12 @@ def _warm_worker(t, q):
 def warm_up():
     logger.info("Warm-up on %s", DEVICE)
     try:
-        texts = ["warmup"]
-        q = mp.Queue()
-        p = mp.Process(target=_warm_worker, args=(texts, q))
-        p.start()
-        p.join(timeout=60)
-
-        if not q.empty() and q.get() == "ok":
-            logger.info("Warm-up complete.")
-        else:
-            logger.warning("Warm-up failed or timed out.")
+        _ = model.encode([
+            "This is a warmup sentence used to initialize CUDA kernels and avoid latency spikes."
+        ], return_dense=True)
+        logger.info("Warm-up complete.")
     except Exception as e:
-        logger.warning("Warm-up exception: %s", e)
+        logger.warning("Warm-up failed: %s", e)