diff --git a/package.json b/package.json
index 1572e70..c508e27 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,7 @@
     "nodemailer-express-handlebars": "^3.1.0",
     "pg": "^7.11.0",
     "pg-hstore": "^2.3.3",
-    "sequelize": "^5.10.0",
+    "sequelize": "^5.15.1",
     "yup": "^0.27.0"
   },
   "devDependencies": {
diff --git a/yarn.lock b/yarn.lock
index b890c89..bf4b4fd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2073,16 +2073,11 @@ lodash.once@^4.0.0:
   resolved "https://registry.yarnpkg.com/lodash.once/-/lodash.once-4.1.1.tgz#0dd3971213c7c56df880977d504c88fb471a97ac"
   integrity sha1-DdOXEhPHxW34gJd9UEyI+0cal6w=
 
-lodash@^4.17.10, lodash@^4.17.14, lodash@~4.17.4:
+lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.14, lodash@^4.17.5, lodash@~4.17.4:
   version "4.17.15"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
   integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
 
-lodash@^4.17.11, lodash@^4.17.12, lodash@^4.17.5:
-  version "4.17.14"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.14.tgz#9ce487ae66c96254fe20b599f21b6816028078ba"
-  integrity sha512-mmKYbW3GLuJeX+iGP+Y7Gp1AiGHGbXHCOh/jZmrawMmsE7MS4znI3RL2FsjbqOyMayHInjOeykW7PEajUk1/xw==
-
 logform@^2.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/logform/-/logform-2.1.2.tgz#957155ebeb67a13164069825ce67ddb5bb2dd360"
@@ -3202,10 +3197,10 @@ sequelize-pool@^2.3.0:
   resolved "https://registry.yarnpkg.com/sequelize-pool/-/sequelize-pool-2.3.0.tgz#64f1fe8744228172c474f530604b6133be64993d"
   integrity sha512-Ibz08vnXvkZ8LJTiUOxRcj1Ckdn7qafNZ2t59jYHMX1VIebTAOYefWdRYFt6z6+hy52WGthAHAoLc9hvk3onqA==
 
-sequelize@^5.10.0:
-  version "5.10.0"
-  resolved "https://registry.yarnpkg.com/sequelize/-/sequelize-5.10.0.tgz#ffa72622d11fee87e002c6e7cfa68c1674755dd3"
-  integrity sha512-hceVQKM9WmdB1aM+F+Ach8aZrU7RMyPeXFol7de0HRo+GkAqSl054WB4a00CRVnZ/73/EdpXRJMKNLIjraSmOg==
+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"