diff --git a/requirements.txt b/requirements.txt
index d6591e4..3f1f324 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ multidict==4.5.2
 typing==3.6.6
 yarl==1.3.0
 aiosqlite==0.10.0
-tortoise-orm==0.12.2
+tortoise-orm==0.15.23
 PuLP==2.4
 sympy==1.4
 python-dotenv==0.10.3
diff --git a/setup.py b/setup.py
index 5d294a4..c6c9ccf 100644
--- a/setup.py
+++ b/setup.py
@@ -45,7 +45,7 @@ def run(self):
         "typing==3.6.6",
         "yarl==1.3.0",
         "aiosqlite==0.10.0",
-        "tortoise-orm==0.12.2",
+        "tortoise-orm==0.15.23",
         "PuLP==1.6.10",
         "sympy==1.4",
         "dill==0.3.0",