diff --git a/code/requirements.txt b/code/requirements.txt
index 9ab217b..ba396f7 100644
--- a/code/requirements.txt
+++ b/code/requirements.txt
@@ -1,6 +1,7 @@
 azure-functions
 
 streamlit==1.20.0
+altair<5
 openai==0.27.2
 matplotlib==3.6.3
 plotly==5.12.0