diff --git a/poetry.lock b/poetry.lock
index 5bca9fb..c631e29 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -38,8 +38,11 @@ category = "main"
 description = "WSGI HTTP Server for UNIX"
 name = "gunicorn"
 optional = false
-python-versions = ">=2.6, !=3.0.*, !=3.1.*"
-version = "19.9.0"
+python-versions = ">=3.4"
+version = "20.0.3"
+
+[package.dependencies]
+setuptools = ">=3.0"
 
 [[package]]
 category = "main"
@@ -96,7 +99,7 @@ python-versions = "*"
 version = "4.1.4"
 
 [metadata]
-content-hash = "c21ae12647e5121b1c7d82f686b9b1d1577adb07c6ffdda748927df5bac73bf1"
+content-hash = "42a27ee4caa8fa23a81501878d916146a027bfcbe9d618a8d6aa49cb5912f3ee"
 python-versions = "^3.7"
 
 [metadata.hashes]
@@ -104,9 +107,9 @@ certifi = ["046832c04d4e752f37383b628bc601a7ea7211496b4638f6514d0e5b9acc4939", "
 chardet = ["84ab92ed1c4d4f16916e05906b6b75a6c0fb5db821cc65e70cbd64a3e2a5eaae", "fc323ffcaeaed0e0a02bf4d117757b98aed530d9ed4531e3e15460124c106691"]
 django = ["1a41831eace203fd1939edf899e07d7abd12ce9bafc3d9a5a63a24a8d1d12bd5", "305b6c4fce9e03bb746e35780c2c4d52f29ea1669f15633cfd41bc8821c74c76"]
 djangorestframework = ["79c6efbb2514bc50cf25906d7c0a5cfead714c7af667ff4bd110312cd380ae66", "a4138613b67e3a223be6c97f53b13d759c5b90d2b433bad670b8ebf95402075f"]
-gunicorn = ["aa8e0b40b4157b36a5df5e599f45c9c76d6af43845ba3b3b0efe2c70473c2471", "fa2662097c66f920f53f70621c6c58ca4a3c4d3434205e608e121b5b3b71f4f3"]
+gunicorn = ["1d8012b859f4cd9e45753f1ccb33a94df1ab9e1b7af4f81ac871680b4042b08b", "5c6f119298dd692ba49d83ea351aeefdb63d33e32179d91d173d942525115890"]
 idna = ["c357b3f628cf53ae2c4c05627ecc484553142ca23264e593d327bcde5e9c3407", "ea8b7f6188e6fa117537c3df7da9fc686d485087abf6ac197f9c46432f7e4a3c"]
-lxml = ["02ca7bf899da57084041bb0f6095333e4d239948ad3169443f454add9f4e9cb4", "096b82c5e0ea27ce9138bcbb205313343ee66a6e132f25c5ed67e2c8d960a1bc", "0a920ff98cf1aac310470c644bc23b326402d3ef667ddafecb024e1713d485f1", "17cae1730a782858a6e2758fd20dd0ef7567916c47757b694a06ffafdec20046", "17e3950add54c882e032527795c625929613adbd2ce5162b94667334458b5a36", "1f4f214337f6ee5825bf90a65d04d70aab05526c08191ab888cb5149501923c5", "2e8f77db25b0a96af679e64ff9bf9dddb27d379c9900c3272f3041c4d1327c9d", "4dffd405390a45ecb95ab5ab1c1b847553c18b0ef8ed01e10c1c8b1a76452916", "6b899931a5648862c7b88c795eddff7588fb585e81cecce20f8d9da16eff96e0", "726c17f3e0d7a7200718c9a890ccfeab391c9133e363a577a44717c85c71db27", "760c12276fee05c36f95f8040180abc7fbebb9e5011447a97cdc289b5d6ab6fc", "796685d3969815a633827c818863ee199440696b0961e200b011d79b9394bbe7", "891fe897b49abb7db470c55664b198b1095e4943b9f82b7dcab317a19116cd38", "a471628e20f03dcdfde00770eeaf9c77811f0c331c8805219ca7b87ac17576c5", "a63b4fd3e2cabdcc9d918ed280bdde3e8e9641e04f3c59a2a3109644a07b9832", "b0b84408d4eabc6de9dd1e1e0bc63e7731e890c0b378a62443e5741cfd0ae90a", "be78485e5d5f3684e875dab60f40cddace2f5b2a8f7fede412358ab3214c3a6f", "c27eaed872185f047bb7f7da2d21a7d8913457678c9a100a50db6da890bc28b9", "c81cb40bff373ab7a7446d6bbca0190bccc5be3448b47b51d729e37799bb5692", "d11874b3c33ee441059464711cd365b89fa1a9cf19ae75b0c189b01fbf735b84", "e9c028b5897901361d81a4718d1db217b716424a0283afe9d6735fe0caf70f79", "fe489d486cd00b739be826e8c1be188ddb74c7a1ca784d93d06fda882a6a1681"]
+lxml = ["02ca7bf899da57084041bb0f6095333e4d239948ad3169443f454add9f4e9cb4", "096b82c5e0ea27ce9138bcbb205313343ee66a6e132f25c5ed67e2c8d960a1bc", "0a920ff98cf1aac310470c644bc23b326402d3ef667ddafecb024e1713d485f1", "1409b14bf83a7d729f92e2a7fbfe7ec929d4883ca071b06e95c539ceedb6497c", "17cae1730a782858a6e2758fd20dd0ef7567916c47757b694a06ffafdec20046", "17e3950add54c882e032527795c625929613adbd2ce5162b94667334458b5a36", "1f4f214337f6ee5825bf90a65d04d70aab05526c08191ab888cb5149501923c5", "2e8f77db25b0a96af679e64ff9bf9dddb27d379c9900c3272f3041c4d1327c9d", "4dffd405390a45ecb95ab5ab1c1b847553c18b0ef8ed01e10c1c8b1a76452916", "6b899931a5648862c7b88c795eddff7588fb585e81cecce20f8d9da16eff96e0", "726c17f3e0d7a7200718c9a890ccfeab391c9133e363a577a44717c85c71db27", "760c12276fee05c36f95f8040180abc7fbebb9e5011447a97cdc289b5d6ab6fc", "796685d3969815a633827c818863ee199440696b0961e200b011d79b9394bbe7", "891fe897b49abb7db470c55664b198b1095e4943b9f82b7dcab317a19116cd38", "9277562f175d2334744ad297568677056861070399cec56ff06abbe2564d1232", "a471628e20f03dcdfde00770eeaf9c77811f0c331c8805219ca7b87ac17576c5", "a63b4fd3e2cabdcc9d918ed280bdde3e8e9641e04f3c59a2a3109644a07b9832", "ae88588d687bd476be588010cbbe551e9c2872b816f2da8f01f6f1fda74e1ef0", "b0b84408d4eabc6de9dd1e1e0bc63e7731e890c0b378a62443e5741cfd0ae90a", "be78485e5d5f3684e875dab60f40cddace2f5b2a8f7fede412358ab3214c3a6f", "c27eaed872185f047bb7f7da2d21a7d8913457678c9a100a50db6da890bc28b9", "c7fccd08b14aa437fe096c71c645c0f9be0655a9b1a4b7cffc77bcb23b3d61d2", "c81cb40bff373ab7a7446d6bbca0190bccc5be3448b47b51d729e37799bb5692", "d11874b3c33ee441059464711cd365b89fa1a9cf19ae75b0c189b01fbf735b84", "e9c028b5897901361d81a4718d1db217b716424a0283afe9d6735fe0caf70f79", "fe489d486cd00b739be826e8c1be188ddb74c7a1ca784d93d06fda882a6a1681"]
 pytz = ["26c0b32e437e54a18161324a2fca3c4b9846b74a8dccddd843113109e1116b32", "c894d57500a4cd2d5c71114aaab77dbab5eabd9022308ce5ac9bb93a60a6f0c7"]
 requests = ["11e007a8a2aa0323f5a921e9e6a2d7e4e67d9877e85773fba9ba6419025cbeb4", "9cf5292fcd0f598c671cfc1e0d7d1a7f13bb8085e9a590f48c010551dc6c4b31"]
 urllib3 = ["b246607a25ac80bedac05c6f282e3cdaf3afb65420fd024ac94435cabe6e18d1", "dbe59173209418ae49d485b87d1681aefa36252ee85884c31346debd19463232"]
diff --git a/pyproject.toml b/pyproject.toml
index 66fcad6..aa1e2f5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ djangorestframework = "=3.9.1"
 requests = "^2.22"
 whitenoise = "^4.1"
 lxml = "^4.4"
-gunicorn = "^19.9"
+gunicorn = "^20.0"
 
 [tool.poetry.dev-dependencies]