diff --git a/Pipfile b/Pipfile
index ee63cd37..500d0047 100644
--- a/Pipfile
+++ b/Pipfile
@@ -25,7 +25,7 @@ uvloop = "==0.14.0"
 
 [dev-packages]
 flake8 = "==3.8.4"
-mypy = "==0.790"
+mypy = "==0.800"
 mypy-extensions = "==0.4.3"
 pyflakes = "==2.2.0"
 pytest ="==6.2.1"
diff --git a/Pipfile.lock b/Pipfile.lock
index c1a95948..b8d77a99 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "08de3ffee78ab414f3997a6da5d185e9588136e89e1f04406e7d81a24365ad88"
+            "sha256": "b464ea8a67eb276377bbe8c87217264da24d0d1a7cb6a02d38572f673bec0961"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -584,23 +584,31 @@
         },
         "mypy": {
             "hashes": [
-                "sha256:0a0d102247c16ce93c97066443d11e2d36e6cc2a32d8ccc1f705268970479324",
-                "sha256:0d34d6b122597d48a36d6c59e35341f410d4abfa771d96d04ae2c468dd201abc",
-                "sha256:2170492030f6faa537647d29945786d297e4862765f0b4ac5930ff62e300d802",
-                "sha256:2842d4fbd1b12ab422346376aad03ff5d0805b706102e475e962370f874a5122",
-                "sha256:2b21ba45ad9ef2e2eb88ce4aeadd0112d0f5026418324176fd494a6824b74975",
-                "sha256:72060bf64f290fb629bd4a67c707a66fd88ca26e413a91384b18db3876e57ed7",
-                "sha256:af4e9ff1834e565f1baa74ccf7ae2564ae38c8df2a85b057af1dbbc958eb6666",
-                "sha256:bd03b3cf666bff8d710d633d1c56ab7facbdc204d567715cb3b9f85c6e94f669",
-                "sha256:c614194e01c85bb2e551c421397e49afb2872c88b5830e3554f0519f9fb1c178",
-                "sha256:cf4e7bf7f1214826cf7333627cb2547c0db7e3078723227820d0a2490f117a01",
-                "sha256:da56dedcd7cd502ccd3c5dddc656cb36113dd793ad466e894574125945653cea",
-                "sha256:e86bdace26c5fe9cf8cb735e7cedfe7850ad92b327ac5d797c656717d2ca66de",
-                "sha256:e97e9c13d67fbe524be17e4d8025d51a7dca38f90de2e462243ab8ed8a9178d1",
-                "sha256:eea260feb1830a627fb526d22fbb426b750d9f5a47b624e8d5e7e004359b219c"
+                "sha256:0d2fc8beb99cd88f2d7e20d69131353053fbecea17904ee6f0348759302c52fa",
+                "sha256:2b216eacca0ec0ee124af9429bfd858d5619a0725ee5f88057e6e076f9eb1a7b",
+                "sha256:319ee5c248a7c3f94477f92a729b7ab06bf8a6d04447ef3aa8c9ba2aa47c6dcf",
+                "sha256:3e0c159a7853e3521e3f582adb1f3eac66d0b0639d434278e2867af3a8c62653",
+                "sha256:5615785d3e2f4f03ab7697983d82c4b98af5c321614f51b8f1034eb9ebe48363",
+                "sha256:5ff616787122774f510caeb7b980542a7cc2222be3f00837a304ea85cd56e488",
+                "sha256:6f8425fecd2ba6007e526209bb985ce7f49ed0d2ac1cc1a44f243380a06a84fb",
+                "sha256:74f5aa50d0866bc6fb8e213441c41e466c86678c800700b87b012ed11c0a13e0",
+                "sha256:90b6f46dc2181d74f80617deca611925d7e63007cf416397358aa42efb593e07",
+                "sha256:947126195bfe4709c360e89b40114c6746ae248f04d379dca6f6ab677aa07641",
+                "sha256:a301da58d566aca05f8f449403c710c50a9860782148332322decf73a603280b",
+                "sha256:aa9d4901f3ee1a986a3a79fe079ffbf7f999478c281376f48faa31daaa814e86",
+                "sha256:b9150db14a48a8fa114189bfe49baccdff89da8c6639c2717750c7ae62316738",
+                "sha256:b95068a3ce3b50332c40e31a955653be245666a4bc7819d3c8898aa9fb9ea496",
+                "sha256:ca7ad5aed210841f1e77f5f2f7d725b62c78fa77519312042c719ed2ab937876",
+                "sha256:d16c54b0dffb861dc6318a8730952265876d90c5101085a4bc56913e8521ba19",
+                "sha256:e0202e37756ed09daf4b0ba64ad2c245d357659e014c3f51d8cd0681ba66940a",
+                "sha256:e1c84c65ff6d69fb42958ece5b1255394714e0aac4df5ffe151bc4fe19c7600a",
+                "sha256:e32b7b282c4ed4e378bba8b8dfa08e1cfa6f6574067ef22f86bee5b1039de0c9",
+                "sha256:e3b8432f8df19e3c11235c4563a7250666dc9aa7cdda58d21b4177b20256ca9f",
+                "sha256:e497a544391f733eca922fdcb326d19e894789cd4ff61d48b4b195776476c5cf",
+                "sha256:f5fdf935a46aa20aa937f2478480ebf4be9186e98e49cc3843af9a5795a49a25"
             ],
             "index": "pypi",
-            "version": "==0.790"
+            "version": "==0.800"
         },
         "mypy-extensions": {
             "hashes": [