diff --git a/Pipfile b/Pipfile
index e2d8531..273ab03 100644
--- a/Pipfile
+++ b/Pipfile
@@ -6,7 +6,7 @@ verify_ssl = true
 [dev-packages]
 
 [packages]
-django = "==2.2"
+django = "==2.2.28"
 django-extensions = "*"
 werkzeug = "*"
 djangorestframework = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 0da88d1..9e3790c 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "e2c50be4ba3415748015826407f49670987d7d22001907ff865e0e3898fe7bad"
+            "sha256": "ebca803e21eb5ce1c7468e8c4bd93da1b8f3f98777601f856c9a1c9b3bafa964"
         },
         "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": [
@@ -95,24 +95,26 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:1c557d7d0e871de1f5ccd5833f60fb2550652da6be2693c1e02300743d21500d",
-                "sha256:b02c06db6cf09c12dd25137e563b31700d3b80fcc4ad23abb7a315f2789819be"
+                "sha256:1e760e2fe6a8163bc0b3d9a19c4f84342afa0a2affebfaa84b01b978a02ecaa7",
+                "sha256:e68985985296d9a66a881eb3193b0906246245294a881e7c8afe623866ac6a5c"
             ],
-            "version": "==2019.3"
+            "version": "==2022.1"
         },
         "six": {
             "hashes": [
-                "sha256:1f1b7d42e254082a9db6279deae68afb421ceba6158efa6131de7b3003ee93fd",
-                "sha256:30f610279e8b2578cab6db20741130331735c781b56053c59c4076da27f06b66"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.13.0"
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:40afe6b8d4b1117e7dff5504d7a8ce07d9a1b15aeeade8a2d10f130a834f8177",
-                "sha256:7c3dca29c022744e95b547e867cee89f4fce4373f3549ccd8797d8eb52cdb873"
+                "sha256:0c00730c74263a94e5a9919ade150dfc3b19c574389985446148402998287dae",
+                "sha256:48719e356bb8b42991bdbb1e8b83223757b93789c00910a616a071910ca4a64d"
             ],
-            "version": "==0.3.0"
+            "markers": "python_version >= '3.5'",
+            "version": "==0.4.2"
         },
         "werkzeug": {
             "hashes": [