diff --git a/api/requirements.txt b/api/requirements.txt
index 7fe6f56..932ebc2 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -10,7 +10,7 @@ flask-cors==3.0.10
 bcrypt==4.0.1
 pytest~=7.1.2
 pytest-cov
-marshmallow~=3.18.0
+marshmallow~=3.19.0
 faker~=15.1.1
 requests~=2.28.1
 investpy~=1.0.8