diff --git a/package.json b/package.json
index 81d3a2c..5f3e8b9 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "nodemailer-express-handlebars": "^3.0.0",
     "pg": "^7.11.0",
     "pg-hstore": "^2.3.3",
-    "sequelize": "^5.8.12",
+    "sequelize": "^5.15.1",
     "youch": "^2.0.10",
     "yup": "^0.27.0"
   },
diff --git a/yarn.lock b/yarn.lock
index 7b4deee..9bb6acb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3410,15 +3410,15 @@ sequelize-cli@^5.5.0:
     umzug "^2.1.0"
     yargs "^13.1.0"
 
-sequelize-pool@^2.2.0:
-  version "2.2.0"
-  resolved "https://registry.yarnpkg.com/sequelize-pool/-/sequelize-pool-2.2.0.tgz#fd4eb05ccefb5df5c23d2cc6fd934c20fd9c5dab"
-  integrity sha512-N/cYyxNHShfANGXAhHtMExjWNr+eYCS4/pF5fs5fvPYxn1VgUhEX8kDmVV5bNS0gZwt55fjU9Sgg48k3Dy/uMg==
+sequelize-pool@^2.3.0:
+  version "2.3.0"
+  resolved "https://registry.yarnpkg.com/sequelize-pool/-/sequelize-pool-2.3.0.tgz#64f1fe8744228172c474f530604b6133be64993d"
+  integrity sha512-Ibz08vnXvkZ8LJTiUOxRcj1Ckdn7qafNZ2t59jYHMX1VIebTAOYefWdRYFt6z6+hy52WGthAHAoLc9hvk3onqA==
 
-sequelize@^5.8.12:
-  version "5.8.12"
-  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-5.8.12.tgz#91f46f16789307d40c68f8c039c10d1d0f230ad2"
-  integrity sha512-TtgGgQx/+Nub/IdkV7hqEoozUnOYv28waB/l44fMk37Rr+4G3Inrn9opDb/g81zSuRUKsYGOucdWq0qLH+7ujA==
+sequelize@^5.15.1:
+  version "5.15.1"
+  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-5.15.1.tgz#f130ded17e74395ae7f5e265277c99577e895afb"
+  integrity sha512-DCzzJYvJLMKnyf8G3at2A+yM9M2fSQmTmuOYIpCWM8Gjqx3XfgNTd1NkuyPWFoi1/d1AXQsN2VDPXkPczida8A==
   dependencies:
     bluebird "^3.5.0"
     cls-bluebird "^2.1.0"
@@ -3430,7 +3430,7 @@ sequelize@^5.8.12:
     moment-timezone "^0.5.21"
     retry-as-promised "^3.1.0"
     semver "^6.1.1"
-    sequelize-pool "^2.2.0"
+    sequelize-pool "^2.3.0"
     toposort-class "^1.0.1"
     uuid "^3.2.1"
     validator "^10.11.0"