diff --git a/Pipfile b/Pipfile
index 328bfb3..edb4871 100644
--- a/Pipfile
+++ b/Pipfile
@@ -7,7 +7,7 @@ verify_ssl = true
 autopep8 = "*"
 
 [packages]
-django = "==2.2"
+django = "==2.2.28"
 djangorestframework = "*"
 django-cors-headers = "*"
 
diff --git a/Pipfile.lock b/Pipfile.lock
index b21f1e1..482e355 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "232dd855bfd2873c7bf324feda671003f413cfcbaac4777eaf437ecee0a29077"
+            "sha256": "8dfd6289183b9eba68bb90f2e9d235e54c1583c1838cd57e9668054c386eb204"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -18,11 +18,11 @@
     "default": {
         "django": {
             "hashes": [
-                "sha256:7c3543e4fb070d14e10926189a7fcf42ba919263b7473dceaefce34d54e8a119",
-                "sha256:a2814bffd1f007805b19194eb0b9a331933b82bd5da1c3ba3d7b7ba16e06dc4b"
+                "sha256:0200b657afbf1bc08003845ddda053c7641b9b24951e52acd51f6abda33a7413",
+                "sha256:365429d07c1336eb42ba15aa79f45e1c13a0b04d5c21569e7d596696418a6a45"
             ],
             "index": "pypi",
-            "version": "==2.2"
+            "version": "==2.2.28"
         },
         "django-cors-headers": {
             "hashes": [
@@ -42,17 +42,18 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:a494d53b6d39c3c6e44c3bec237336e14305e4f29bbf800b599253057fbb79ed",
-                "sha256:c35965d010ce31b23eeb663ed3cc8c906275d6be1a34393a1d73a41febf4a048"
+                "sha256:1e760e2fe6a8163bc0b3d9a19c4f84342afa0a2affebfaa84b01b978a02ecaa7",
+                "sha256:e68985985296d9a66a881eb3193b0906246245294a881e7c8afe623866ac6a5c"
             ],
-            "version": "==2020.1"
+            "version": "==2022.1"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:022fb9c87b524d1f7862b3037e541f68597a730a8843245c349fc93e1643dc4e",
-                "sha256:e162203737712307dfe78860cc56c8da8a852ab2ee33750e33aeadf38d12c548"
+                "sha256:0c00730c74263a94e5a9919ade150dfc3b19c574389985446148402998287dae",
+                "sha256:48719e356bb8b42991bdbb1e8b83223757b93789c00910a616a071910ca4a64d"
             ],
-            "version": "==0.3.1"
+            "markers": "python_version >= '3.5'",
+            "version": "==0.4.2"
         }
     },
     "develop": {
@@ -65,10 +66,11 @@
         },
         "pycodestyle": {
             "hashes": [
-                "sha256:95a2219d12372f05704562a14ec30bc76b05a5b297b21a5dfe3f6fac3491ae56",
-                "sha256:e40a936c9a450ad81df37f549d676d127b1b66000a6c500caa2b085bc0ca976c"
+                "sha256:720f8b39dde8b293825e7ff02c475f3077124006db4f440dcbc9a20b76548a20",
+                "sha256:eddd5847ef438ea1c7870ca7eb78a9d47ce0cdb4851a5523949f2601d0cbbe7f"
             ],
-            "version": "==2.5.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3, 3.4'",
+            "version": "==2.8.0"
         }
     }
 }