diff --git a/package-lock.json b/package-lock.json
index 2ada4f7..f5469e8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -66,20 +66,20 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.5.3",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.5.3.tgz",
-      "integrity": "sha512-LqZ9wY+fx3UMiiPd741yB2pj3hhil+hQc8taf4o2QGRFpWgZ2V5C8HA165DY9sS3fJwsk7uT7ZlFEyC3Ig3lLg==",
+      "version": "6.12.3",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.3.tgz",
+      "integrity": "sha512-4K0cK3L1hsqk9xIb2z9vs/XU+PGJZ9PNpJRDS9YLzmNdX6jmVPfamLvTJr0aDAusnHyCHO6MjzlkAsgtqp9teA==",
       "requires": {
-        "fast-deep-equal": "^2.0.1",
+        "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
         "json-schema-traverse": "^0.4.1",
         "uri-js": "^4.2.2"
       },
       "dependencies": {
         "fast-deep-equal": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz",
-          "integrity": "sha1-ewUhjd+WZ79/Nwv3/bLLFf3Qqkk="
+          "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=="
         },
         "json-schema-traverse": {
           "version": "0.4.1",
diff --git a/package.json b/package.json
index 59db4ad..7b8bbcc 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   "repository": "https://bitbucket.org/W3D3/diffvisualizer",
   "license": "MIT",
   "dependencies": {
-    "ajv": "^6.5.3",
+    "ajv": "^6.12.3",
     "animate.css": "^3.6.1",
     "axios": "^0.16.1",
     "body-parser": "^1.18.3",