diff --git a/requirements.txt b/requirements.txt
index beb0004..f7f4cb6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,6 +30,7 @@ urllib3==2.0.2
 yfinance==0.2.18
 python-dotenv==1.0.0
 setuptools==67.8.0
+sphinx==7.0.1
 sphinxemoji==0.2.0
 sphinx-rtd-theme==1.2.1
 recommonmark==0.7.1