diff --git a/config.py b/config.py
index 0c26d62..8b16ce3 100644
--- a/config.py
+++ b/config.py
@@ -34,7 +34,7 @@ AI_SEO_JOB_INTERVAL = 5
 # aiseo任务获取平台
 AI_SEO_JOB_PLATFORM_IDS = [ '2', '3', '4', '5', '7', '13']
 # aiseo任务最大并发量
-AI_SEO_JOB_MAX_INSTANCES = 2
+AI_SEO_JOB_MAX_INSTANCES = 1
 
 
 DEEPSEEK_SEO_JOB_RANGE = {
diff --git a/spiders/ai_seo/doubao.py b/spiders/ai_seo/doubao.py
index 9626071..3921fe1 100644
--- a/spiders/ai_seo/doubao.py
+++ b/spiders/ai_seo/doubao.py
@@ -138,6 +138,7 @@ class DouBaoSpider(AbstractAiSeoSpider):
         if '/samantha/chat/completion' in response.url:
             answer = ''
             datas = []
+            index_data = list()
             response_text = ftfy.fix_text(await response.text())
             lines = response_text.split("\n\n")
             for line in lines:
@@ -154,6 +155,7 @@ class DouBaoSpider(AbstractAiSeoSpider):
                 except JSONDecodeError:
                     continue
             logger.debug(f"ai回复: {answer}")
+            self.index_data = list(set(index_data))
             self.ai_answer.answer = answer
             self.completed_event.set()