diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index c38be71..c170d3e 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -4,19 +4,24 @@ version = "0.1.0"
 description = "Self-hosted pantry management backend"
 requires-python = ">=3.12"
 dependencies = [
-  "fastapi>=0.115.0",
-  "uvicorn[standard]>=0.30.0",
+  "fastapi>=0.136.3",
+  "uvicorn[standard]>=0.49.0",
   "sqlalchemy>=2.0.30",
   "psycopg[binary]>=3.2.0",
   "pydantic-settings>=2.4.0",
-  "python-jose[cryptography]>=3.3.0",
+  "python-jose[cryptography]>=3.5.0",
   "passlib[argon2]>=1.7.4",
-  "python-multipart>=0.0.9",
-  "cryptography>=42.0.0",
+  "python-multipart>=0.0.27",
+  "cryptography>=46.0.7",
   "httpx>=0.27.0",
   "email-validator>=2.2.0",
   "redis>=5.0.0",
-  "tenacity>=8.5.0"
+  "tenacity>=8.5.0",
+  "starlette>=1.0.1",
+  "ecdsa>=0.19.2",
+  "idna>=3.15",
+  "pyasn1>=0.6.3",
+  "python-dotenv>=1.2.2"
 ]
 
 [project.optional-dependencies]
@@ -25,8 +30,10 @@ dev = [
   "pytest-cov>=5.0.0",
   "ruff>=0.5.0",
   "mypy>=1.10.0",
-  "bandit>=1.7.9",
-  "pip-audit>=2.7.0",
+  "bandit>=1.9.4",
+  "pip-audit>=2.10.0",
+  "mako>=1.3.12",
+  "PyJWT>=2.13.0",
   "types-python-jose>=3.3.4",
   "types-passlib>=1.7.7"
 ]