diff --git a/demo/blog_writer/requirements.txt b/demo/blog_writer/requirements.txt
index 9fd943da..0c2e76ec 100644
--- a/demo/blog_writer/requirements.txt
+++ b/demo/blog_writer/requirements.txt
@@ -4,6 +4,6 @@ langchain==0.0.332
 langchain-chroma>=0.2.5
 python-dotenv>=1.0.0
 openai>=0.28.0
-tiktoken>=0.4.0
+tiktoken>=0.13.0
 hydra-core>=1.3.2
 sherpa-ai >= 0.2.1