diff --git a/poetry.lock b/poetry.lock
index 6a3c5b7..c9f14c0 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -245,11 +245,11 @@ python-versions = "*"
 
 [[package]]
 name = "pillow"
-version = "7.2.0"
+version = "8.1.1"
 description = "Python Imaging Library (Fork)"
 category = "main"
 optional = false
-python-versions = ">=3.5"
+python-versions = ">=3.6"
 
 [[package]]
 name = "psycopg2-binary"
@@ -503,7 +503,7 @@ python-versions = "*"
 [metadata]
 lock-version = "1.1"
 python-versions = "^3.7"
-content-hash = "53f139d354a4c6fb26420e89704192d8fc518dd46309bdee182e8de0efc2eed7"
+content-hash = "586cfea32a89b0efce71c7f50ec2179f36f8f2aa91ea10eabfe7ff51e0809515"
 
 [metadata.files]
 argh = [
@@ -701,34 +701,39 @@ pathtools = [
     {file = "pathtools-0.1.2.tar.gz", hash = "sha256:7c35c5421a39bb82e58018febd90e3b6e5db34c5443aaaf742b3f33d4655f1c0"},
 ]
 pillow = [
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-    {file = "Pillow-7.2.0-cp35-cp35m-manylinux1_i686.whl", hash = "sha256:c92302a33138409e8f1ad16731568c55c9053eee71bb05b6b744067e1b62380f"},
-    {file = "Pillow-7.2.0-cp35-cp35m-manylinux1_x86_64.whl", hash = "sha256:8dad18b69f710bf3a001d2bf3afab7c432785d94fcf819c16b5207b1cfd17d38"},
-    {file = "Pillow-7.2.0-cp35-cp35m-manylinux2014_aarch64.whl", hash = "sha256:431b15cffbf949e89df2f7b48528be18b78bfa5177cb3036284a5508159492b5"},
-    {file = "Pillow-7.2.0-cp35-cp35m-win32.whl", hash = "sha256:09d7f9e64289cb40c2c8d7ad674b2ed6105f55dc3b09aa8e4918e20a0311e7ad"},
-    {file = "Pillow-7.2.0-cp35-cp35m-win_amd64.whl", hash = "sha256:0295442429645fa16d05bd567ef5cff178482439c9aad0411d3f0ce9b88b3a6f"},
-    {file = "Pillow-7.2.0-cp36-cp36m-macosx_10_10_x86_64.whl", hash = "sha256:ec29604081f10f16a7aea809ad42e27764188fc258b02259a03a8ff7ded3808d"},
-    {file = "Pillow-7.2.0-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:612cfda94e9c8346f239bf1a4b082fdd5c8143cf82d685ba2dba76e7adeeb233"},
-    {file = "Pillow-7.2.0-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:0a80dd307a5d8440b0a08bd7b81617e04d870e40a3e46a32d9c246e54705e86f"},
-    {file = "Pillow-7.2.0-cp36-cp36m-manylinux2014_aarch64.whl", hash = "sha256:06aba4169e78c439d528fdeb34762c3b61a70813527a2c57f0540541e9f433a8"},
-    {file = "Pillow-7.2.0-cp36-cp36m-win32.whl", hash = "sha256:f7e30c27477dffc3e85c2463b3e649f751789e0f6c8456099eea7ddd53be4a8a"},
-    {file = "Pillow-7.2.0-cp36-cp36m-win_amd64.whl", hash = "sha256:ffe538682dc19cc542ae7c3e504fdf54ca7f86fb8a135e59dd6bc8627eae6cce"},
-    {file = "Pillow-7.2.0-cp37-cp37m-macosx_10_10_x86_64.whl", hash = "sha256:94cf49723928eb6070a892cb39d6c156f7b5a2db4e8971cb958f7b6b104fb4c4"},
-    {file = "Pillow-7.2.0-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:6edb5446f44d901e8683ffb25ebdfc26988ee813da3bf91e12252b57ac163727"},
-    {file = "Pillow-7.2.0-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:52125833b070791fcb5710fabc640fc1df07d087fc0c0f02d3661f76c23c5b8b"},
-    {file = "Pillow-7.2.0-cp37-cp37m-manylinux2014_aarch64.whl", hash = "sha256:9ad7f865eebde135d526bb3163d0b23ffff365cf87e767c649550964ad72785d"},
-    {file = "Pillow-7.2.0-cp37-cp37m-win32.whl", hash = "sha256:c79f9c5fb846285f943aafeafda3358992d64f0ef58566e23484132ecd8d7d63"},
-    {file = "Pillow-7.2.0-cp37-cp37m-win_amd64.whl", hash = "sha256:d350f0f2c2421e65fbc62690f26b59b0bcda1b614beb318c81e38647e0f673a1"},
-    {file = "Pillow-7.2.0-cp38-cp38-macosx_10_10_x86_64.whl", hash = "sha256:6d7741e65835716ceea0fd13a7d0192961212fd59e741a46bbed7a473c634ed6"},
-    {file = "Pillow-7.2.0-cp38-cp38-manylinux1_i686.whl", hash = "sha256:edf31f1150778abd4322444c393ab9c7bd2af271dd4dafb4208fb613b1f3cdc9"},
-    {file = "Pillow-7.2.0-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:d08b23fdb388c0715990cbc06866db554e1822c4bdcf6d4166cf30ac82df8c41"},
-    {file = "Pillow-7.2.0-cp38-cp38-manylinux2014_aarch64.whl", hash = "sha256:5e51ee2b8114def244384eda1c82b10e307ad9778dac5c83fb0943775a653cd8"},
-    {file = "Pillow-7.2.0-cp38-cp38-win32.whl", hash = "sha256:725aa6cfc66ce2857d585f06e9519a1cc0ef6d13f186ff3447ab6dff0a09bc7f"},
-    {file = "Pillow-7.2.0-cp38-cp38-win_amd64.whl", hash = "sha256:a060cf8aa332052df2158e5a119303965be92c3da6f2d93b6878f0ebca80b2f6"},
-    {file = "Pillow-7.2.0-pp36-pypy36_pp73-macosx_10_10_x86_64.whl", hash = "sha256:9c87ef410a58dd54b92424ffd7e28fd2ec65d2f7fc02b76f5e9b2067e355ebf6"},
-    {file = "Pillow-7.2.0-pp36-pypy36_pp73-manylinux2010_x86_64.whl", hash = "sha256:e901964262a56d9ea3c2693df68bc9860b8bdda2b04768821e4c44ae797de117"},
-    {file = "Pillow-7.2.0-pp36-pypy36_pp73-win32.whl", hash = "sha256:25930fadde8019f374400f7986e8404c8b781ce519da27792cbe46eabec00c4d"},
-    {file = "Pillow-7.2.0.tar.gz", hash = "sha256:97f9e7953a77d5a70f49b9a48da7776dc51e9b738151b22dacf101641594a626"},
+    {file = "Pillow-8.1.1-cp36-cp36m-macosx_10_10_x86_64.whl", hash = "sha256:14415e9e28410232370615dbde0cf0a00e526f522f665460344a5b96973a3086"},
+    {file = "Pillow-8.1.1-cp36-cp36m-manylinux1_i686.whl", hash = "sha256:924fc33cb4acaf6267b8ca3b8f1922620d57a28470d5e4f49672cea9a841eb08"},
+    {file = "Pillow-8.1.1-cp36-cp36m-manylinux1_x86_64.whl", hash = "sha256:df534e64d4f3e84e8f1e1a37da3f541555d947c1c1c09b32178537f0f243f69d"},
+    {file = "Pillow-8.1.1-cp36-cp36m-manylinux2014_aarch64.whl", hash = "sha256:4fe74636ee71c57a7f65d7b21a9f127d842b4fb75511e5d256ace258826eb352"},
+    {file = "Pillow-8.1.1-cp36-cp36m-win32.whl", hash = "sha256:3e759bcc03d6f39bc751e56d86bc87252b9a21c689a27c5ed753717a87d53a5b"},
+    {file = "Pillow-8.1.1-cp36-cp36m-win_amd64.whl", hash = "sha256:292f2aa1ae5c5c1451cb4b558addb88c257411d3fd71c6cf45562911baffc979"},
+    {file = "Pillow-8.1.1-cp37-cp37m-macosx_10_10_x86_64.whl", hash = "sha256:8211cac9bf10461f9e33fe9a3af6c5131f3fdd0d10672afc2abb2c70cf95c5ca"},
+    {file = "Pillow-8.1.1-cp37-cp37m-manylinux1_i686.whl", hash = "sha256:d30f30c044bdc0ab8f3924e1eeaac87e0ff8a27e87369c5cac4064b6ec78fd83"},
+    {file = "Pillow-8.1.1-cp37-cp37m-manylinux1_x86_64.whl", hash = "sha256:7094bbdecb95ebe53166e4c12cf5e28310c2b550b08c07c5dc15433898e2238e"},
+    {file = "Pillow-8.1.1-cp37-cp37m-manylinux2014_aarch64.whl", hash = "sha256:1022f8f6dc3c5b0dcf928f1c49ba2ac73051f576af100d57776e2b65c1f76a8d"},
+    {file = "Pillow-8.1.1-cp37-cp37m-win32.whl", hash = "sha256:a7d690b2c5f7e4a932374615fedceb1e305d2dd5363c1de15961725fe10e7d16"},
+    {file = "Pillow-8.1.1-cp37-cp37m-win_amd64.whl", hash = "sha256:436b0a2dd9fe3f7aa6a444af6bdf53c1eb8f5ced9ea3ef104daa83f0ea18e7bc"},
+    {file = "Pillow-8.1.1-cp38-cp38-macosx_10_10_x86_64.whl", hash = "sha256:c448d2b335e21951416a30cd48d35588d122a912d5fe9e41900afacecc7d21a1"},
+    {file = "Pillow-8.1.1-cp38-cp38-manylinux1_i686.whl", hash = "sha256:bb18422ad00c1fecc731d06592e99c3be2c634da19e26942ba2f13d805005cf2"},
+    {file = "Pillow-8.1.1-cp38-cp38-manylinux1_x86_64.whl", hash = "sha256:3ec87bd1248b23a2e4e19e774367fbe30fddc73913edc5f9b37470624f55dc1f"},
+    {file = "Pillow-8.1.1-cp38-cp38-manylinux2014_aarch64.whl", hash = "sha256:99ce3333b40b7a4435e0a18baad468d44ab118a4b1da0af0a888893d03253f1d"},
+    {file = "Pillow-8.1.1-cp38-cp38-win32.whl", hash = "sha256:2f0d7034d5faae9a8d1019d152ede924f653df2ce77d3bba4ce62cd21b5f94ae"},
+    {file = "Pillow-8.1.1-cp38-cp38-win_amd64.whl", hash = "sha256:07872f1d8421db5a3fe770f7480835e5e90fddb58f36c216d4a2ac0d594de474"},
+    {file = "Pillow-8.1.1-cp39-cp39-macosx_10_10_x86_64.whl", hash = "sha256:69da5b1d7102a61ce9b45deb2920a2012d52fd8f4201495ea9411d0071b0ec22"},
+    {file = "Pillow-8.1.1-cp39-cp39-macosx_11_0_arm64.whl", hash = "sha256:2a40d7d4b17db87f5b9a1efc0aff56000e1d0d5ece415090c102aafa0ccbe858"},
+    {file = "Pillow-8.1.1-cp39-cp39-manylinux1_i686.whl", hash = "sha256:01bb0a34f1a6689b138c0089d670ae2e8f886d2666a9b2f2019031abdea673c4"},
+    {file = "Pillow-8.1.1-cp39-cp39-manylinux1_x86_64.whl", hash = "sha256:43b3c859912e8bf754b3c5142df624794b18eb7ae07cfeddc917e1a9406a3ef2"},
+    {file = "Pillow-8.1.1-cp39-cp39-manylinux2014_aarch64.whl", hash = "sha256:3b13d89d97b551e02549d1f0edf22bed6acfd6fd2e888cd1e9a953bf215f0e81"},
+    {file = "Pillow-8.1.1-cp39-cp39-win32.whl", hash = "sha256:c143c409e7bc1db784471fe9d0bf95f37c4458e879ad84cfae640cb74ee11a26"},
+    {file = "Pillow-8.1.1-cp39-cp39-win_amd64.whl", hash = "sha256:1c5e3c36f02c815766ae9dd91899b1c5b4652f2a37b7a51609f3bd467c0f11fb"},
+    {file = "Pillow-8.1.1-pp36-pypy36_pp73-macosx_10_10_x86_64.whl", hash = "sha256:8cf77e458bd996dc85455f10fe443c0c946f5b13253773439bcbec08aa1aebc2"},
+    {file = "Pillow-8.1.1-pp36-pypy36_pp73-manylinux2010_i686.whl", hash = "sha256:c10af40ee2f1a99e1ae755ab1f773916e8bca3364029a042cd9161c400416bd8"},
+    {file = "Pillow-8.1.1-pp36-pypy36_pp73-manylinux2010_x86_64.whl", hash = "sha256:ff83dfeb04c98bb3e7948f876c17513a34e9a19fd92e292288649164924c1b39"},
+    {file = "Pillow-8.1.1-pp37-pypy37_pp73-macosx_10_10_x86_64.whl", hash = "sha256:b9af590adc1e46898a1276527f3cfe2da8048ae43fbbf9b1bf9395f6c99d9b47"},
+    {file = "Pillow-8.1.1-pp37-pypy37_pp73-manylinux2010_i686.whl", hash = "sha256:172acfaf00434a28dddfe592d83f2980e22e63c769ff4a448ddf7b7a38ffd165"},
+    {file = "Pillow-8.1.1-pp37-pypy37_pp73-manylinux2010_x86_64.whl", hash = "sha256:33fdbd4f5608c852d97264f9d2e3b54e9e9959083d008145175b86100b275e5b"},
+    {file = "Pillow-8.1.1-pp37-pypy37_pp73-win32.whl", hash = "sha256:59445af66b59cc39530b4f810776928d75e95f41e945f0c32a3de4aceb93c15d"},
+    {file = "Pillow-8.1.1.tar.gz", hash = "sha256:f6fc18f9c9c7959bf58e6faf801d14fafb6d4717faaf6f79a68c8bb2a13dcf20"},
 ]
 psycopg2-binary = [
     {file = "psycopg2-binary-2.8.3.tar.gz", hash = "sha256:cd37cc170678a4609becb26b53a2bc1edea65177be70c48dd7b39a1149cabd6e"},
diff --git a/pyproject.toml b/pyproject.toml
index cdd6b9c..a056388 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -11,7 +11,7 @@ sqlalchemy = {version = "*", extras = []}
 "ruamel.yaml" = "^0.16.10"
 parse = "^1.19.0"
 bleach = "^3.3.0"
-pillow = "^7.2.0"
+pillow = "^8.1.1"
 
 [tool.poetry.dev-dependencies]
 supervisor = "^4.2.1"