diff --git a/package-lock.json b/package-lock.json
index 4caf6c1..b466e2a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -328,15 +328,20 @@
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q=="
     },
+    "abc": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/abc/-/abc-0.6.1.tgz",
+      "integrity": "sha1-P2CGgpWtplMG/Xo+ACXMadVsOag="
+    },
     "after": {
       "version": "0.8.2",
       "resolved": "https://registry.npmjs.org/after/-/after-0.8.2.tgz",
       "integrity": "sha1-/ts5T58OAqqXaOcCvaI7UF+ufh8="
     },
     "ajv": {
-      "version": "6.11.0",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.11.0.tgz",
-      "integrity": "sha512-nCprB/0syFYy9fVYU1ox1l2KN8S9I+tziH8D4zdZuLT3N6RMlGSGt5FSTpAiHB/Whv8Qs1cWHma1aMKZyaHRKA==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "requires": {
         "fast-deep-equal": "^3.1.1",
         "fast-json-stable-stringify": "^2.0.0",
@@ -2434,6 +2439,11 @@
       "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
       "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0="
     },
+    "nvm": {
+      "version": "0.0.4",
+      "resolved": "https://registry.npmjs.org/nvm/-/nvm-0.0.4.tgz",
+      "integrity": "sha1-OKF46dMbKDUIyS0VydqGHRqSELw="
+    },
     "nw-gyp": {
       "version": "3.6.5",
       "resolved": "https://registry.npmjs.org/nw-gyp/-/nw-gyp-3.6.5.tgz",