diff --git a/package.json b/package.json
index 380efa259a..5fc7bd0975 100644
--- a/package.json
+++ b/package.json
@@ -97,7 +97,7 @@
     "jsonwebtoken": "8.5.1",
     "juice": "6.0.0",
     "keypair": "1.0.1",
-    "knex": "0.20.15",
+    "knex": "0.21.0",
     "knex-migrator": "3.4.5",
     "lodash": "4.17.15",
     "mailgun-js": "0.22.0",
diff --git a/yarn.lock b/yarn.lock
index 431ab0fae6..b7641ce290 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1857,11 +1857,6 @@ commander@^2.19.0, commander@^2.20.0:
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.1.tgz#3863ce3ca92d0831dcf2a102f5fb4b5926afd0f9"
   integrity sha512-cCuLsMhJeWQ/ZpsFTbE765kvVfoeSddc4nU3up4fV+fDBcfUXnbITJ+JzhkdjzOqhURjZgujxaioam4RM9yGUg==
 
-commander@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/commander/-/commander-4.1.1.tgz#9fd602bd936294e9e9ef46a3f4d6964044b18068"
-  integrity sha512-NOKm8xhkzAjzFx8B2v5OAHT+u5pRQc2UCa2Vq9jYL/31o2wi9mxBA7LIFs3sV5VSC49z6pEhfbMULvShKj26WA==
-
 commander@^5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-5.0.0.tgz#dbf1909b49e5044f8fdaf0adc809f0c0722bdfd0"
@@ -5217,27 +5212,6 @@ knex-migrator@3.4.5:
     mysql "2.18.1"
     sqlite3 "4.1.1"
 
-knex@0.20.15:
-  version "0.20.15"
-  resolved "https://registry.yarnpkg.com/knex/-/knex-0.20.15.tgz#b7e9e1efd9cf35d214440d9439ed21153574679d"
-  integrity sha512-WHmvgfQfxA5v8pyb9zbskxCS1L1WmYgUbwBhHojlkmdouUOazvroUWlCr6KIKMQ8anXZh1NXOOtIUMnxENZG5Q==
-  dependencies:
-    colorette "1.1.0"
-    commander "^4.1.1"
-    debug "4.1.1"
-    esm "^3.2.25"
-    getopts "2.2.5"
-    inherits "~2.0.4"
-    interpret "^2.0.0"
-    liftoff "3.1.0"
-    lodash "^4.17.15"
-    mkdirp "^0.5.1"
-    pg-connection-string "2.1.0"
-    tarn "^2.0.0"
-    tildify "2.0.0"
-    uuid "^7.0.1"
-    v8flags "^3.1.3"
-
 knex@0.21.0, knex@^0.21.0:
   version "0.21.0"
   resolved "https://registry.yarnpkg.com/knex/-/knex-0.21.0.tgz#ed09cb5b596bf52295d09f680e8d3572d75a4ef2"
@@ -6949,11 +6923,6 @@ pg-connection-string@2.0.0:
   resolved "https://registry.yarnpkg.com/pg-connection-string/-/pg-connection-string-2.0.0.tgz#3eefe5997e06d94821e4d502e42b6a1c73f8df82"
   integrity sha1-Pu/lmX4G2Ugh5NUC5CtqHHP434I=
 
-pg-connection-string@2.1.0:
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/pg-connection-string/-/pg-connection-string-2.1.0.tgz#e07258f280476540b24818ebb5dca29e101ca502"
-  integrity sha512-bhlV7Eq09JrRIvo1eKngpwuqKtJnNhZdpdOlvrPrA4dxqXPjxSrbNrfnIDmTpwMyRszrcV4kU5ZA4mMsQUrjdg==
-
 pg-connection-string@2.2.0:
   version "2.2.0"
   resolved "https://registry.yarnpkg.com/pg-connection-string/-/pg-connection-string-2.2.0.tgz#caab4d38a9de4fdc29c9317acceed752897de41c"
@@ -8899,11 +8868,6 @@ tarn@^1.1.5:
   resolved "https://registry.yarnpkg.com/tarn/-/tarn-1.1.5.tgz#7be88622e951738b9fa3fb77477309242cdddc2d"
   integrity sha512-PMtJ3HCLAZeedWjJPgGnCvcphbCOMbtZpjKgLq3qM5Qq9aQud+XHrL0WlrlgnTyS8U+jrjGbEXprFcQrxPy52g==
 
-tarn@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/tarn/-/tarn-2.0.0.tgz#c68499f69881f99ae955b4317ca7d212d942fdee"
-  integrity sha512-7rNMCZd3s9bhQh47ksAQd92ADFcJUjjbyOvyFjNLwTPpGieFHMC84S+LOzw0fx1uh6hnDz/19r8CPMnIjJlMMA==
-
 tarn@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/tarn/-/tarn-3.0.0.tgz#a4082405216c0cce182b8b4cb2639c52c1e870d4"