diff --git a/package.json b/package.json
index 96f4267..995d7fa 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
     "fluent-ffmpeg": "~2.1.2",
     "helmet": "~4.1.1",
     "jszip": "~3.5.0",
-    "knex": "~0.21.6",
+    "knex": "~0.21.9",
     "multer": "~1.4.2",
     "node-fetch": "~2.6.1",
     "nunjucks": "~3.2.2",
diff --git a/yarn.lock b/yarn.lock
index a859ef3..17480db 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3529,7 +3529,7 @@ inflight@^1.0.4:
     once "^1.3.0"
     wrappy "1"
 
-inherits@2, inherits@2.0.4, inherits@^2.0.0, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.0, inherits@~2.0.1, inherits@~2.0.3, inherits@~2.0.4:
+inherits@2, inherits@2.0.4, inherits@^2.0.0, inherits@^2.0.1, inherits@^2.0.3, inherits@^2.0.4, inherits@~2.0.0, inherits@~2.0.1, inherits@~2.0.3:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/inherits/-/inherits-2.0.4.tgz#0fa2c64f932917c3433a0ded55363aae37416b7c"
   integrity sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==
@@ -4137,23 +4137,21 @@ kind-of@^6.0.0, kind-of@^6.0.2, kind-of@^6.0.3:
   resolved "https://registry.yarnpkg.com/kind-of/-/kind-of-6.0.3.tgz#07c05034a6c349fa06e24fa35aa76db4580ce4dd"
   integrity sha512-dcS1ul+9tmeD95T+x28/ehLgd9mENa3LsvDTtzm3vyBEO7RPptvAD+t44WVXaUjTBRcrpFeFlC8WCruUR456hw==
 
-knex@~0.21.6:
-  version "0.21.6"
-  resolved "https://registry.yarnpkg.com/knex/-/knex-0.21.6.tgz#3e80ae38199c41e2dfe7d1d1a38470b1de1c93e7"
-  integrity sha512-gFB2q4MamYCEqzCPNgK7DMcyyAxoHhhSDnPsNDJo50Gor5ibI2n5bNRW768IG5S06k6nE3Gik5/kcoTmbsYbZw==
+knex@~0.21.9:
+  version "0.21.9"
+  resolved "https://registry.yarnpkg.com/knex/-/knex-0.21.9.tgz#f6a140188c902a2df539b7a9429c0ce52e55efa3"
+  integrity sha512-6XhR2IbeB7Hx8uaM2J4W+W85/ZRRuP3zzSsdOVBoJdZMV73/WxZscw/qnB1dEPCYXlIx/fRI9FsrzqGaz/KVpA==
   dependencies:
     colorette "1.2.1"
     commander "^5.1.0"
     debug "4.1.1"
     esm "^3.2.25"
     getopts "2.2.5"
-    inherits "~2.0.4"
     interpret "^2.2.0"
     liftoff "3.1.0"
     lodash "^4.17.20"
-    mkdirp "^1.0.4"
     pg-connection-string "2.3.0"
-    tarn "^3.0.0"
+    tarn "^3.0.1"
     tildify "2.0.0"
     uuid "^7.0.3"
     v8flags "^3.2.0"
@@ -4656,11 +4654,6 @@ mkdirp-classic@^0.5.2:
   dependencies:
     minimist "^1.2.5"
 
-mkdirp@^1.0.4:
-  version "1.0.4"
-  resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
-  integrity sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==
-
 ms@2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/ms/-/ms-2.0.0.tgz#5608aeadfc00be6c2901df5f9861788de0d597c8"
@@ -7510,10 +7503,10 @@ tar@^4, tar@^4.4.2:
     safe-buffer "^5.1.2"
     yallist "^3.0.3"
 
-tarn@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/tarn/-/tarn-3.0.0.tgz#a4082405216c0cce182b8b4cb2639c52c1e870d4"
-  integrity sha512-PKUnlDFODZueoA8owLehl8vLcgtA8u4dRuVbZc92tspDYZixjJL6TqYOmryf/PfP/EBX+2rgNcrj96NO+RPkdQ==
+tarn@^3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/tarn/-/tarn-3.0.1.tgz#ebac2c6dbc6977d34d4526e0a7814200386a8aec"
+  integrity sha512-6usSlV9KyHsspvwu2duKH+FMUhqJnAh6J5J/4MITl8s94iSUQTLkJggdiewKv4RyARQccnigV48Z+khiuVZDJw==
 
 term-size@^2.1.0:
   version "2.2.0"