diff --git a/package-lock.json b/package-lock.json
index 8f4d5db..722161f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -242,11 +242,6 @@
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@@ -350,6 +345,11 @@
         "color-convert": "^1.9.0"
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+      "resolved": "https://registry.npmjs.org/any-promise/-/any-promise-1.3.0.tgz",
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       "resolved": "https://registry.npmjs.org/apidoc/-/apidoc-0.17.7.tgz",
@@ -959,11 +959,6 @@
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@@ -1344,9 +1339,9 @@
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-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.24.0.tgz",
-      "integrity": "sha512-bV7f+6l2QigeBBZSM/6yTNq4P2fNpSWj/0e7jQcy87A8e7o2nAfP/34/2ky5Vw4B9S446EtIhodAzkFCcR4dQg=="
+      "version": "2.25.3",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.25.3.tgz",
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@@ -3879,27 +3874,11 @@
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-      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-2.3.2.tgz",
-      "integrity": "sha1-zZdO5P2bX+A8vzGHHuSCIcB3N7c=",
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-3.2.0.tgz",
+      "integrity": "sha512-CybGs60B7oYU/qSQ6kuaFmRd9sTZ6oXSc0toqePvV74Ac6/IFZSI1ReFQmtCN+uvW1Mtqdwpvt/LGOiCBAY2Mg==",
       "requires": {
-        "bluebird": "^3.4.6",
-        "debug": "^2.6.9"
-      },
-      "dependencies": {
-        "debug": {
-          "version": "2.6.9",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
-          "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-          "requires": {
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-          }
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-        "ms": {
-          "version": "2.0.0",
-          "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-          "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
-        }
+        "any-promise": "^1.3.0"
       }
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     "rimraf": {
@@ -3929,7 +3908,8 @@
     "semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
-      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ=="
+      "integrity": "sha512-sauaDf/PZdVgrLTNYHRtpXa1iRiKcaebiKQ1BJdpQlWH2lCvexQdX55snPFyK7QzpudqbCI0qXFfOasHdyNDGQ==",
+      "dev": true
     },
     "send": {
       "version": "0.17.1",
@@ -3974,36 +3954,31 @@
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     "sequelize": {
-      "version": "4.44.4",
-      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-4.44.4.tgz",
-      "integrity": "sha512-nkHmYkbwQK7uwpgW9VBalCBnQqQ8mslTdgcBthtJLORuPvAYRPlfkXZMVUU9TLLJt9CX+/y0MYg0DpcP6ywsEQ==",
+      "version": "5.21.8",
+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-5.21.8.tgz",
+      "integrity": "sha512-UOxGMJ7eSnProTMWX9wRr0T9TcuW0YedFmU7s+YBZT9/RmfJeANYPdJXjXg4E+Yg+dJl4WWvBEu9r2oe+d/1/Q==",
       "requires": {
         "bluebird": "^3.5.0",
         "cls-bluebird": "^2.1.0",
-        "debug": "^3.1.0",
-        "depd": "^1.1.0",
+        "debug": "^4.1.1",
         "dottie": "^2.0.0",
-        "generic-pool": "3.5.0",
         "inflection": "1.12.0",
-        "lodash": "^4.17.1",
-        "moment": "^2.20.0",
-        "moment-timezone": "^0.5.14",
-        "retry-as-promised": "^2.3.2",
-        "semver": "^5.5.0",
-        "terraformer-wkt-parser": "^1.1.2",
+        "lodash": "^4.17.15",
+        "moment": "^2.24.0",
+        "moment-timezone": "^0.5.21",
+        "retry-as-promised": "^3.2.0",
+        "semver": "^6.3.0",
+        "sequelize-pool": "^2.3.0",
         "toposort-class": "^1.0.1",
-        "uuid": "^3.2.1",
-        "validator": "^10.4.0",
-        "wkx": "^0.4.1"
+        "uuid": "^3.3.3",
+        "validator": "^10.11.0",
+        "wkx": "^0.4.8"
       },
       "dependencies": {
-        "debug": {
-          "version": "3.2.6",
-          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.6.tgz",
-          "integrity": "sha512-mel+jf7nrtEl5Pn1Qx46zARXKDpBbvzezse7p7LqINmdoIk8PYP5SySaxEmYv6TZ0JyEKA1hsCId6DIhgITtWQ==",
-          "requires": {
-            "ms": "^2.1.1"
-          }
+        "semver": {
+          "version": "6.3.0",
+          "resolved": "https://registry.npmjs.org/semver/-/semver-6.3.0.tgz",
+          "integrity": "sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw=="
         },
         "uuid": {
           "version": "3.4.0",
@@ -4012,6 +3987,11 @@
         }
       }
     },
+    "sequelize-pool": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-2.3.0.tgz",
+      "integrity": "sha512-Ibz08vnXvkZ8LJTiUOxRcj1Ckdn7qafNZ2t59jYHMX1VIebTAOYefWdRYFt6z6+hy52WGthAHAoLc9hvk3onqA=="
+    },
     "serve-static": {
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
@@ -4109,23 +4089,6 @@
         "has-flag": "^3.0.0"
       }
     },
-    "terraformer": {
-      "version": "1.0.12",
-      "resolved": "https://registry.npmjs.org/terraformer/-/terraformer-1.0.12.tgz",
-      "integrity": "sha512-MokUp0+MFal4CmJDVL6VAO1bKegeXcBM2RnPVfqcFIp2IIv8EbPAjG0j/vEy/vuKB8NVMMSF2vfpVS/QLe4DBg==",
-      "requires": {
-        "@types/geojson": "^7946.0.0 || ^1.0.0"
-      }
-    },
-    "terraformer-wkt-parser": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/terraformer-wkt-parser/-/terraformer-wkt-parser-1.2.1.tgz",
-      "integrity": "sha512-+CJyNLWb3lJ9RsZMTM66BY0MT3yIo4l4l22Jd9CrZuwzk54fsu4Sc7zejuS9fCITTuTQy3p06d4MZMVI7v5wSg==",
-      "requires": {
-        "@types/geojson": "^1.0.0",
-        "terraformer": "~1.0.5"
-      }
-    },
     "text-hex": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/text-hex/-/text-hex-1.0.0.tgz",
diff --git a/package.json b/package.json
index e6927cf..4ce454d 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "minio": "^7.0.3",
     "pg": "^7.4.3",
     "pg-hstore": "^2.3.2",
-    "sequelize": "^4.22.6",
+    "sequelize": "^5.21.8",
     "uuid": "^7.0.1"
   },
   "devDependencies": {