From 623e2ed29f70dec5af892871f0307655e348c8a9 Mon Sep 17 00:00:00 2001
From: Nick Hill <nhill@redhat.com>
Date: Mon, 24 Mar 2025 15:58:59 -0700
Subject: [PATCH] [BugFix][V1] Quick fix for min_tokens with multiple EOS
 (#15407)

Signed-off-by: Nick Hill <nhill@redhat.com>
---
 vllm/sampling_params.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/vllm/sampling_params.py b/vllm/sampling_params.py
index 9b474a37b9..584320e76c 100644
--- a/vllm/sampling_params.py
+++ b/vllm/sampling_params.py
@@ -369,8 +369,9 @@ class SamplingParams(
             self.top_k = -1
             self.min_p = 0.0
             self._verify_greedy_sampling()
+
         # eos_token_id is added to this by the engine
-        self._all_stop_token_ids = set(self.stop_token_ids)
+        self._all_stop_token_ids.update(self.stop_token_ids)
 
     def _verify_args(self) -> None:
         if not isinstance(self.n, int):