diff --git a/Pipfile.lock b/Pipfile.lock
index 5a742e4..8b916ae 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,11 +18,11 @@
     "default": {
         "django": {
             "hashes": [
-                "sha256:16a5d54411599780ac9dfe3b9b38f90f785c51259a584e0b24b6f14a7f69aae8",
-                "sha256:9a2f98211ab474c710fcdad29c82f30fc14ce9917c7a70c3682162a624de4035"
+                "sha256:1ee37046b0bf2b61e83b3a01d067323516ec3b6f2b17cd49b1326dd4ba9dc913",
+                "sha256:90763c764738586b11d7e1f44828032c153366e43ad7f782908193a1bb2d6d92"
             ],
             "index": "pypi",
-            "version": "==2.2.4"
+            "version": "==2.2.27"
         },
         "django-extensions": {
             "hashes": [
@@ -74,24 +74,26 @@
         },
         "pytz": {
             "hashes": [
-                "sha256:26c0b32e437e54a18161324a2fca3c4b9846b74a8dccddd843113109e1116b32",
-                "sha256:c894d57500a4cd2d5c71114aaab77dbab5eabd9022308ce5ac9bb93a60a6f0c7"
+                "sha256:3672058bc3453457b622aab7a1c3bfd5ab0bdae451512f6cf25f64ed37f5b87c",
+                "sha256:acad2d8b20a1af07d4e4c9d2e9285c5ed9104354062f275f3fcd88dcef4f1326"
             ],
-            "version": "==2019.2"
+            "version": "==2021.3"
         },
         "six": {
             "hashes": [
-                "sha256:3350809f0555b11f552448330d0b52d5f24c91a322ea4a15ef22629740f3761c",
-                "sha256:d16a0141ec1a18405cd4ce8b4613101da75da0e9a7aec5bdd4fa804d0e0eba73"
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
             ],
-            "version": "==1.12.0"
+            "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"
         }
     },
     "develop": {}