diff --git a/package-lock.json b/package-lock.json
index 7c4979a..904229f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,10 +4,10 @@
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@@ -29,6 +29,11 @@
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@@ -177,6 +182,15 @@
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+      "integrity": "sha1-N+8eCAqP+1XC9BZPU28ZGeeWiu4=",
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-      "integrity": "sha1-iGvFvwvrfblugby7oHiBjeWmJoM="
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@@ -596,6 +605,11 @@
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+    "is-bluebird": {
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+      "resolved": "https://registry.npmjs.org/is-bluebird/-/is-bluebird-1.0.2.tgz",
+      "integrity": "sha1-CWQ5Bg9KpBGr7hkUOoTWpVNG1uI="
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-      "integrity": "sha1-zZdO5P2bX+A8vzGHHuSCIcB3N7c=",
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/retry-as-promised/-/retry-as-promised-3.2.0.tgz",
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-        "bluebird": "^3.4.6",
-        "debug": "^2.6.9"
+        "any-promise": "^1.3.0"
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-      "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
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@@ -1118,28 +1131,47 @@
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-      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-3.35.1.tgz",
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-        "dottie": "^1.0.0",
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-        "lodash": "^4.17.10",
-        "moment": "^2.13.0",
-        "moment-timezone": "^0.5.4",
-        "retry-as-promised": "^2.0.0",
-        "semver": "^5.0.1",
-        "shimmer": "1.1.0",
-        "terraformer-wkt-parser": "^1.1.0",
+      "version": "5.15.1",
+      "resolved": "https://registry.npmjs.org/sequelize/-/sequelize-5.15.1.tgz",
+      "integrity": "sha512-DCzzJYvJLMKnyf8G3at2A+yM9M2fSQmTmuOYIpCWM8Gjqx3XfgNTd1NkuyPWFoi1/d1AXQsN2VDPXkPczida8A==",
+      "requires": {
+        "bluebird": "^3.5.0",
+        "cls-bluebird": "^2.1.0",
+        "debug": "^4.1.1",
+        "dottie": "^2.0.0",
+        "inflection": "1.12.0",
+        "lodash": "^4.17.11",
+        "moment": "^2.24.0",
+        "moment-timezone": "^0.5.21",
+        "retry-as-promised": "^3.1.0",
+        "semver": "^6.1.1",
+        "sequelize-pool": "^2.3.0",
         "toposort-class": "^1.0.1",
-        "uuid": "^3.0.0",
-        "validator": "^5.2.0",
-        "wkx": "0.2.0"
+        "uuid": "^3.2.1",
+        "validator": "^10.11.0",
+        "wkx": "^0.4.6"
+      },
+      "dependencies": {
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+          "version": "4.1.1",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-4.1.1.tgz",
+          "integrity": "sha512-pYAIzeRo8J6KPEaJ0VWOh5Pzkbw/RetuzehGM7QRRX5he4fPHx2rdKMB256ehJCkX+XRQm16eZLqLNS8RSZXZw==",
+          "requires": {
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+          }
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+        "ms": {
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+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
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+        }
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+      "resolved": "https://registry.npmjs.org/sequelize-pool/-/sequelize-pool-2.3.0.tgz",
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@@ -1157,9 +1189,9 @@
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-      "resolved": "https://registry.npmjs.org/shimmer/-/shimmer-1.1.0.tgz",
-      "integrity": "sha1-l9c3cTf/u6tCVSLkKf4KqJpIizU="
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/shimmer/-/shimmer-1.2.1.tgz",
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@@ -1213,23 +1245,6 @@
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-      "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": {
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-        "terraformer": "~1.0.5"
-      }
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@@ -1421,9 +1436,9 @@
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-      "version": "5.7.0",
-      "resolved": "https://registry.npmjs.org/validator/-/validator-5.7.0.tgz",
-      "integrity": "sha1-eoelgUa2laxIYHEUHAxJ1n2gXlw="
+      "version": "10.11.0",
+      "resolved": "https://registry.npmjs.org/validator/-/validator-10.11.0.tgz",
+      "integrity": "sha512-X/p3UZerAIsbBfN/IwahhYaBbY68EN/UQBWHtsbXGT5bfrH/p4NQzUCG1kF/rtKaNpnJ7jAu6NGTdSNtyNIXMw=="
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@@ -1461,9 +1476,12 @@
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-      "version": "0.2.0",
-      "resolved": "https://registry.npmjs.org/wkx/-/wkx-0.2.0.tgz",
-      "integrity": "sha1-dsJPFqzQzY+TzTSqMx4PeWElboQ="
+      "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": "*"
+      }
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     "xtend": {
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diff --git a/package.json b/package.json
index 796477e..6d989f8 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
     "page-info": "^2.1.1",
     "pg": "^8.0.2",
     "request": "^2.72.0",
-    "sequelize": "^3.20.0",
+    "sequelize": "^5.15.1",
     "url-unshort": "^1.1.3"
   }
 }