diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index e6b40a0..af7138b 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "PyJWT>=2.10.1",
     "bcrypt>=4.2.1,<5",
     "python-multipart>=0.0.20",
-    "redis==5.2.1",
+    "redis==8.0.0",
     "httpx==0.28.1",
     "fpdf2==2.8.2",
     "alembic==1.14.0",