diff --git a/requirements.txt b/requirements.txt
index 6364f5b..cc12557 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-alpaca-py>=0.13.0
+alpaca-py>=0.43.3
 python-dotenv>=1.0.0
 pandas>=2.0.0
 schedule>=1.2.0