diff --git a/requirements.txt b/requirements.txt
index 6f3f030..2a18225 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,8 +2,8 @@ slack-sdk==3.39.0
 slack-bolt==1.27.0
 
 # If you use a different LLM vendor, replace this dependency
-openai
+openai==2.12.0
 
-pytest
+pytest==8.4.2
 ruff==0.14.7
 python-dotenv==1.2.1