diff --git a/package-lock.json b/package-lock.json
index 257c177..4bf3703 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -144,9 +144,9 @@
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@@ -444,9 +444,9 @@
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+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.7.2.tgz",
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@@ -1073,9 +1073,9 @@
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@@ -3696,9 +3696,9 @@
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-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.23.tgz",
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+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.28.tgz",
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@@ -5906,9 +5906,9 @@
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-      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-5.3.0.tgz",
-      "integrity": "sha512-UYW7Surds+2zR+UfRQ/IbJ8gg0bSvnIrBvmPPNax+Z9NgSCOibJs5BoM5d+OK0NHMsZCVGYBjI/6ZzMXgDtOHw==",
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+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-5.15.1.tgz",
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@@ -5919,8 +5919,8 @@
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-        "semver": "^5.6.0",
-        "sequelize-pool": "^1.0.2",
+        "semver": "^6.1.1",
+        "sequelize-pool": "^2.3.0",
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@@ -5941,24 +5941,21 @@
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-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
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-          "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.0.tgz",
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+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
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-      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-1.0.2.tgz",
-      "integrity": "sha512-VMKl/gCCdIvB1gFZ7p+oqLFEyZEz3oMMYjkKvfEC7GoO9bBcxmfOOU9RdkoltfXGgBZFigSChihRly2gKtsh2w==",
-      "requires": {
-        "bluebird": "^3.5.3"
-      }
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-2.3.0.tgz",
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@@ -6909,9 +6906,9 @@
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-      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.4.6.tgz",
-      "integrity": "sha512-LHxXlzRCYQXA9ZHgs8r7Gafh0gVOE8o3QmudM1PIkOdkXXjW7Thcl+gb2P2dRuKgW8cqkitCRZkkjtmWzpHi7A==",
+      "version": "0.4.8",
+      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.4.8.tgz",
+      "integrity": "sha512-ikPXMM9IR/gy/LwiOSqWlSL3X/J5uk9EO2hHNRXS41eTLXaUFEVw9fn/593jW/tE5tedNg8YjT5HkCa4FqQZyQ==",
       "requires": {
         "@types/node": "*"
       }
diff --git a/package.json b/package.json
index 06de514..6fa57c2 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "joi": "^14.3.1",
     "pg": "^7.9.0",
     "pg-hstore": "^2.3.2",
-    "sequelize": "^5.3.0",
+    "sequelize": "^5.15.1",
     "sqlite3": "^4.0.6"
   }
 }