diff --git a/package-lock.json b/package-lock.json
index cd6fd66..9950c0e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5,12 +5,14 @@
   "requires": true,
   "dependencies": {
     "ajv": {
-      "version": "3.8.10",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-3.8.10.tgz",
-      "integrity": "sha1-eN/VYV4s9MD4y38yhOAlfbvoZ8k=",
+      "version": "6.12.3",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.3.tgz",
+      "integrity": "sha512-4K0cK3L1hsqk9xIb2z9vs/XU+PGJZ9PNpJRDS9YLzmNdX6jmVPfamLvTJr0aDAusnHyCHO6MjzlkAsgtqp9teA==",
       "requires": {
-        "co": "^4.6.0",
-        "json-stable-stringify": "^1.0.1"
+        "fast-deep-equal": "^3.1.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
       }
     },
     "async": {
@@ -108,11 +110,6 @@
         }
       }
     },
-    "co": {
-      "version": "4.6.0",
-      "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
-      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ="
-    },
     "colors": {
       "version": "0.6.2",
       "resolved": "https://registry.npmjs.org/colors/-/colors-0.6.2.tgz",
@@ -230,6 +227,16 @@
       "resolved": "https://registry.npmjs.org/eyes/-/eyes-0.1.8.tgz",
       "integrity": "sha1-Ys8SAjTGg3hdkCNIqADvPgzCC8A="
     },
+    "fast-deep-equal": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz",
+      "integrity": "sha512-f3qQ9oQy9j2AhBe/H9VC91wLmKBCCU/gDOnKNAYG5hswO7BLKj09Hc5HYNz9cGI++xlpDCIgDaitVs03ATR84Q=="
+    },
+    "fast-json-stable-stringify": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz",
+      "integrity": "sha512-lhd/wF+Lk98HZoTCtlVraHtfh5XYijIjalXck7saUtuanSDyLMxnHhSXEDJqHxD7msR8D0uCmqlkwjCV8xvwHw=="
+    },
     "finalhandler": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-0.4.1.tgz",
@@ -367,24 +374,16 @@
       "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.5.tgz",
       "integrity": "sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw=="
     },
-    "json-stable-stringify": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
-      "integrity": "sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=",
-      "requires": {
-        "jsonify": "~0.0.0"
-      }
+    "json-schema-traverse": {
+      "version": "0.4.1",
+      "resolved": "https://registry.npmjs.org/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz",
+      "integrity": "sha512-xbbCH5dCYU5T8LcEhhuh7HJ88HXuW3qsI3Y0zOZFKfZEHcpWiHU/Jxzk629Brsab/mMiHQti9wMP+845RPe3Vg=="
     },
     "json-stringify-safe": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-3.0.0.tgz",
       "integrity": "sha1-nbew5TDH8onF6MhDKvGRwv91pbM="
     },
-    "jsonify": {
-      "version": "0.0.0",
-      "resolved": "https://registry.npmjs.org/jsonify/-/jsonify-0.0.0.tgz",
-      "integrity": "sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM="
-    },
     "lru-cache": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-1.0.6.tgz",
@@ -518,6 +517,11 @@
         "event-stream": "~0.5"
       }
     },
+    "punycode": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.1.1.tgz",
+      "integrity": "sha512-XRsRjdf+j5ml+y/6GKHPZbrF/8p2Yga0JPtdqTIY2Xe5ohJPD9saDJJLPvp9+NSBprVvevdXZybnj2cv8OEd0A=="
+    },
     "qs": {
       "version": "0.5.6",
       "resolved": "https://registry.npmjs.org/qs/-/qs-0.5.6.tgz",
@@ -630,6 +634,14 @@
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
       "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
     },
+    "uri-js": {
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/uri-js/-/uri-js-4.4.1.tgz",
+      "integrity": "sha512-7rKUyy33Q1yc98pQ1DAmLtwX109F7TIfWlW1Ydo8Wl1ii1SeHieeh0HHfPeL2fMXK6z0s8ecKs9frCuLJvndBg==",
+      "requires": {
+        "punycode": "^2.1.0"
+      }
+    },
     "utile": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/utile/-/utile-0.1.7.tgz",
diff --git a/package.json b/package.json
index b6bad66..44680b6 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "author": "LAB at Rockwell Group",
   "license": "MIT",
   "dependencies": {
-    "ajv": "^3.8.3",
+    "ajv": "^6.12.3",
     "finalhandler": "^0.4.1",
     "forever-monitor": "1.1.0",
     "serve-static": "^1.10.2",