diff --git a/poetry.lock b/poetry.lock
index 5bca9fb..009db92 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -55,7 +55,7 @@ description = "Powerful and Pythonic XML processing library combining libxml2/li
 name = "lxml"
 optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, != 3.4.*"
-version = "4.4.1"
+version = "4.5.0"
 
 [[package]]
 category = "main"
@@ -96,7 +96,7 @@ python-versions = "*"
 version = "4.1.4"
 
 [metadata]
-content-hash = "c21ae12647e5121b1c7d82f686b9b1d1577adb07c6ffdda748927df5bac73bf1"
+content-hash = "308cbcbf04b9e2f8020293f0ccb4423a6acab2ebf8d96127d9685bbc17648af5"
 python-versions = "^3.7"
 
 [metadata.hashes]
@@ -106,7 +106,7 @@ django = ["1a41831eace203fd1939edf899e07d7abd12ce9bafc3d9a5a63a24a8d1d12bd5", "3
 djangorestframework = ["79c6efbb2514bc50cf25906d7c0a5cfead714c7af667ff4bd110312cd380ae66", "a4138613b67e3a223be6c97f53b13d759c5b90d2b433bad670b8ebf95402075f"]
 gunicorn = ["aa8e0b40b4157b36a5df5e599f45c9c76d6af43845ba3b3b0efe2c70473c2471", "fa2662097c66f920f53f70621c6c58ca4a3c4d3434205e608e121b5b3b71f4f3"]
 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 = ["06d4e0bbb1d62e38ae6118406d7cdb4693a3fa34ee3762238bcb96c9e36a93cd", "0701f7965903a1c3f6f09328c1278ac0eee8f56f244e66af79cb224b7ef3801c", "1f2c4ec372bf1c4a2c7e4bb20845e8bcf8050365189d86806bad1e3ae473d081", "4235bc124fdcf611d02047d7034164897ade13046bda967768836629bc62784f", "5828c7f3e615f3975d48f40d4fe66e8a7b25f16b5e5705ffe1d22e43fb1f6261", "585c0869f75577ac7a8ff38d08f7aac9033da2c41c11352ebf86a04652758b7a", "5d467ce9c5d35b3bcc7172c06320dddb275fea6ac2037f72f0a4d7472035cea9", "63dbc21efd7e822c11d5ddbedbbb08cd11a41e0032e382a0fd59b0b08e405a3a", "7bc1b221e7867f2e7ff1933165c0cec7153dce93d0cdba6554b42a8beb687bdb", "8620ce80f50d023d414183bf90cc2576c2837b88e00bea3f33ad2630133bbb60", "8a0ebda56ebca1a83eb2d1ac266649b80af8dd4b4a3502b2c1e09ac2f88fe128", "90ed0e36455a81b25b7034038e40880189169c308a3df360861ad74da7b68c1a", "95e67224815ef86924fbc2b71a9dbd1f7262384bca4bc4793645794ac4200717", "afdb34b715daf814d1abea0317b6d672476b498472f1e5aacbadc34ebbc26e89", "b4b2c63cc7963aedd08a5f5a454c9f67251b1ac9e22fd9d72836206c42dc2a72", "d068f55bda3c2c3fcaec24bd083d9e2eede32c583faf084d6e4b9daaea77dde8", "d5b3c4b7edd2e770375a01139be11307f04341ec709cf724e0f26ebb1eef12c3", "deadf4df349d1dcd7b2853a2c8796593cc346600726eff680ed8ed11812382a7", "df533af6f88080419c5a604d0d63b2c33b1c0c4409aba7d0cb6de305147ea8c8", "e4aa948eb15018a657702fee0b9db47e908491c64d36b4a90f59a64741516e77", "e5d842c73e4ef6ed8c1bd77806bf84a7cb535f9c0cf9b2c74d02ebda310070e1", "ebec08091a22c2be870890913bdadd86fcd8e9f0f22bcb398abd3af914690c15", "edc15fcfd77395e24543be48871c251f38132bb834d9fdfdad756adb6ea37679", "f2b74784ed7e0bc2d02bd53e48ad6ba523c9b36c194260b7a5045071abbb1012", "fa071559f14bd1e92077b1b5f6c22cf09756c6de7139370249eb372854ce51e6", "fd52e796fee7171c4361d441796b64df1acfceb51f29e545e812f16d023c4bbc", "fe976a0f1ef09b3638778024ab9fb8cde3118f203364212c198f71341c0715ca"]
 pytz = ["26c0b32e437e54a18161324a2fca3c4b9846b74a8dccddd843113109e1116b32", "c894d57500a4cd2d5c71114aaab77dbab5eabd9022308ce5ac9bb93a60a6f0c7"]
 requests = ["11e007a8a2aa0323f5a921e9e6a2d7e4e67d9877e85773fba9ba6419025cbeb4", "9cf5292fcd0f598c671cfc1e0d7d1a7f13bb8085e9a590f48c010551dc6c4b31"]
 urllib3 = ["b246607a25ac80bedac05c6f282e3cdaf3afb65420fd024ac94435cabe6e18d1", "dbe59173209418ae49d485b87d1681aefa36252ee85884c31346debd19463232"]
diff --git a/pyproject.toml b/pyproject.toml
index 66fcad6..8053bce 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ Django = "=2.1.11"
 djangorestframework = "=3.9.1"
 requests = "^2.22"
 whitenoise = "^4.1"
-lxml = "^4.4"
+lxml = "^4.5"
 gunicorn = "^19.9"
 
 [tool.poetry.dev-dependencies]