diff --git a/Pipfile.lock b/Pipfile.lock
index 55907ea..8296149 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -18,11 +18,10 @@
     "default": {
         "asgiref": {
             "hashes": [
-                "sha256:7e51911ee147dd685c3c8b805c0ad0cb58d360987b56953878f8c06d2d1c6f1a",
-                "sha256:9fc6fb5d39b8af147ba40765234fa822b39818b12cc80b35ad9b0cef3a476aed"
+                "sha256:5ee950735509d04eb673bd7f7120f8fa1c9e2df495394992c73234d526907e17",
+                "sha256:7162a3cb30ab0609f1a4c95938fd73e8604f63bdba516a7f7d64b83ff09478f0"
             ],
-            "markers": "python_version >= '3.5'",
-            "version": "==3.2.10"
+            "version": "==3.3.1"
         },
         "django": {
             "hashes": [
@@ -42,71 +41,70 @@
         },
         "djangorestframework": {
             "hashes": [
-                "sha256:05809fc66e1c997fd9a32ea5730d9f4ba28b109b9da71fccfa5ff241201fd0a4",
-                "sha256:e782087823c47a26826ee5b6fa0c542968219263fb3976ec3c31edab23a4001f"
+                "sha256:5cc724dc4b076463497837269107e1995b1fbc917468d1b92d188fd1af9ea789",
+                "sha256:a5967b68a04e0d97d10f4df228e30f5a2d82ba63b9d03e1759f84993b7bf1b53"
             ],
             "index": "pypi",
-            "version": "==3.11.0"
+            "version": "==3.11.2"
         },
         "pytz": {
             "hashes": [
-                "sha256:a494d53b6d39c3c6e44c3bec237336e14305e4f29bbf800b599253057fbb79ed",
-                "sha256:c35965d010ce31b23eeb663ed3cc8c906275d6be1a34393a1d73a41febf4a048"
+                "sha256:83a4a90894bf38e243cf052c8b58f381bfe9a7a483f6a9cab140bc7f702ac4da",
+                "sha256:eb10ce3e7736052ed3623d49975ce333bcd712c7bb19a58b9e2089d4057d0798"
             ],
-            "version": "==2020.1"
+            "version": "==2021.1"
         },
         "sqlparse": {
             "hashes": [
-                "sha256:022fb9c87b524d1f7862b3037e541f68597a730a8843245c349fc93e1643dc4e",
-                "sha256:e162203737712307dfe78860cc56c8da8a852ab2ee33750e33aeadf38d12c548"
+                "sha256:017cde379adbd6a1f15a61873f43e8274179378e95ef3fede90b5aa64d304ed0",
+                "sha256:0f91fd2e829c44362cbcfab3e9ae12e22badaa8a29ad5ff599f9ec109f0454e8"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==0.3.1"
+            "version": "==0.4.1"
         }
     },
     "develop": {
         "astroid": {
             "hashes": [
-                "sha256:2f4078c2a41bf377eea06d71c9d2ba4eb8f6b1af2135bec27bbbb7d8f12bb703",
-                "sha256:bc58d83eb610252fd8de6363e39d4f1d0619c894b0ed24603b881c02e64c7386"
+                "sha256:87ae7f2398b8a0ae5638ddecf9987f081b756e0e9fc071aeebdca525671fc4dc",
+                "sha256:b31c92f545517dcc452f284bc9c044050862fbe6d93d2b3de4a215a6b384bf0d"
             ],
-            "markers": "python_version >= '3.5'",
-            "version": "==2.4.2"
+            "version": "==2.5"
         },
         "isort": {
             "hashes": [
                 "sha256:54da7e92468955c4fceacd0c86bd0ec997b0e1ee80d97f67c35a78b719dccab1",
                 "sha256:6e811fcb295968434526407adb8796944f1988c5b65e8139058f2014cbe100fd"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==4.3.21"
         },
         "lazy-object-proxy": {
             "hashes": [
-                "sha256:0c4b206227a8097f05c4dbdd323c50edf81f15db3b8dc064d08c62d37e1a504d",
-                "sha256:194d092e6f246b906e8f70884e620e459fc54db3259e60cf69a4d66c3fda3449",
-                "sha256:1be7e4c9f96948003609aa6c974ae59830a6baecc5376c25c92d7d697e684c08",
-                "sha256:4677f594e474c91da97f489fea5b7daa17b5517190899cf213697e48d3902f5a",
-                "sha256:48dab84ebd4831077b150572aec802f303117c8cc5c871e182447281ebf3ac50",
-                "sha256:5541cada25cd173702dbd99f8e22434105456314462326f06dba3e180f203dfd",
-                "sha256:59f79fef100b09564bc2df42ea2d8d21a64fdcda64979c0fa3db7bdaabaf6239",
-                "sha256:8d859b89baf8ef7f8bc6b00aa20316483d67f0b1cbf422f5b4dc56701c8f2ffb",
-                "sha256:9254f4358b9b541e3441b007a0ea0764b9d056afdeafc1a5569eee1cc6c1b9ea",
-                "sha256:9651375199045a358eb6741df3e02a651e0330be090b3bc79f6d0de31a80ec3e",
-                "sha256:97bb5884f6f1cdce0099f86b907aa41c970c3c672ac8b9c8352789e103cf3156",
-                "sha256:9b15f3f4c0f35727d3a0fba4b770b3c4ebbb1fa907dbcc046a1d2799f3edd142",
-                "sha256:a2238e9d1bb71a56cd710611a1614d1194dc10a175c1e08d75e1a7bcc250d442",
-                "sha256:a6ae12d08c0bf9909ce12385803a543bfe99b95fe01e752536a60af2b7797c62",
-                "sha256:ca0a928a3ddbc5725be2dd1cf895ec0a254798915fb3a36af0964a0a4149e3db",
-                "sha256:cb2c7c57005a6804ab66f106ceb8482da55f5314b7fcb06551db1edae4ad1531",
-                "sha256:d74bb8693bf9cf75ac3b47a54d716bbb1a92648d5f781fc799347cfc95952383",
-                "sha256:d945239a5639b3ff35b70a88c5f2f491913eb94871780ebfabb2568bd58afc5a",
-                "sha256:eba7011090323c1dadf18b3b689845fd96a61ba0a1dfbd7f24b921398affc357",
-                "sha256:efa1909120ce98bbb3777e8b6f92237f5d5c8ea6758efea36a473e1d38f7d3e4",
-                "sha256:f3900e8a5de27447acbf900b4750b0ddfd7ec1ea7fbaf11dfa911141bc522af0"
+                "sha256:1d33d6f789697f401b75ce08e73b1de567b947740f768376631079290118ad39",
+                "sha256:2f2de8f8ac0be3e40d17730e0600619d35c78c13a099ea91ef7fb4ad944ce694",
+                "sha256:3782931963dc89e0e9a0ae4348b44762e868ea280e4f8c233b537852a8996ab9",
+                "sha256:37d9c34b96cca6787fe014aeb651217944a967a5b165e2cacb6b858d2997ab84",
+                "sha256:38c3865bd220bd983fcaa9aa11462619e84a71233bafd9c880f7b1cb753ca7fa",
+                "sha256:429c4d1862f3fc37cd56304d880f2eae5bd0da83bdef889f3bd66458aac49128",
+                "sha256:522b7c94b524389f4a4094c4bf04c2b02228454ddd17c1a9b2801fac1d754871",
+                "sha256:57fb5c5504ddd45ed420b5b6461a78f58cbb0c1b0cbd9cd5a43ad30a4a3ee4d0",
+                "sha256:5944a9b95e97de1980c65f03b79b356f30a43de48682b8bdd90aa5089f0ec1f4",
+                "sha256:6f4e5e68b7af950ed7fdb594b3f19a0014a3ace0fedb86acb896e140ffb24302",
+                "sha256:71a1ef23f22fa8437974b2d60fedb947c99a957ad625f83f43fd3de70f77f458",
+                "sha256:8a44e9901c0555f95ac401377032f6e6af66d8fc1fbfad77a7a8b1a826e0b93c",
+                "sha256:b6577f15d5516d7d209c1a8cde23062c0f10625f19e8dc9fb59268859778d7d7",
+                "sha256:c8fe2d6ff0ff583784039d0255ea7da076efd08507f2be6f68583b0da32e3afb",
+                "sha256:cadfa2c2cf54d35d13dc8d231253b7985b97d629ab9ca6e7d672c35539d38163",
+                "sha256:cd1bdace1a8762534e9a36c073cd54e97d517a17d69a17985961265be6d22847",
+                "sha256:ddbdcd10eb999d7ab292677f588b658372aadb9a52790f82484a37127a390108",
+                "sha256:e7273c64bccfd9310e9601b8f4511d84730239516bada26a0c9846c9697617ef",
+                "sha256:e7428977763150b4cf83255625a80a23dfdc94d43be7791ce90799d446b4e26f",
+                "sha256:e960e8be509e8d6d618300a6c189555c24efde63e85acaf0b14b2cd1ac743315",
+                "sha256:ecb5dd5990cec6e7f5c9c1124a37cb2c710c6d69b0c1a5c4aa4b35eba0ada068",
+                "sha256:ef3f5e288aa57b73b034ce9c1f1ac753d968f9069cd0742d1d69c698a0167166",
+                "sha256:fa5b2dee0e231fa4ad117be114251bdfe6afe39213bd629d43deb117b6a6c40a",
+                "sha256:fa7fb7973c622b9e725bee1db569d2c2ee64d2f9a089201c5e8185d482c7352d"
             ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==1.4.3"
+            "version": "==1.5.2"
         },
         "mccabe": {
             "hashes": [
@@ -123,20 +121,12 @@
             "index": "pypi",
             "version": "==2.5.3"
         },
-        "six": {
-            "hashes": [
-                "sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259",
-                "sha256:8b74bedcbbbaca38ff6d7491d76f2b06b3592611af620f8426e82dddb04a5ced"
-            ],
-            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
-            "version": "==1.15.0"
-        },
         "toml": {
             "hashes": [
-                "sha256:926b612be1e5ce0634a2ca03470f95169cf16f939018233a670519cb4ac58b0f",
-                "sha256:bda89d5935c2eac546d648028b9901107a595863cb36bae0c73ac804a9b4ce88"
+                "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b",
+                "sha256:b3bda1d108d5dd99f4a20d24d9c348e91c4db7ab1b749200bded2f839ccbe68f"
             ],
-            "version": "==0.10.1"
+            "version": "==0.10.2"
         },
         "wrapt": {
             "hashes": [
diff --git a/requirements.txt b/requirements.txt
index a489eaa..dcc784d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
--i https://pypi.org/simple
-asgiref==3.2.10; python_version >= '3.5'
+-i https://pypi.org/simple/
+asgiref==3.3.1
 django-cors-headers==3.4.0
 django==3.0.8
-djangorestframework==3.11.0
-pytz==2020.1
-sqlparse==0.3.1; python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'
+djangorestframework==3.11.2
+pytz==2021.1
+sqlparse==0.4.1