diff --git a/pyproject.toml b/pyproject.toml
index 298f8c3..c449cac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -25,7 +25,7 @@ dependencies = [
     "numpy>=2.0",
     "pandas>=2.2",
     "scipy>=1.13",
-    "yfinance>=0.2.40",
+    "yfinance>=1.3.0",
 ]
 
 [project.optional-dependencies]