diff --git a/package-lock.json b/package-lock.json
index 62a8e96..71ae670 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,9 +11,9 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.12.2",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.2.tgz",
-      "integrity": "sha512-k+V+hzjm5q/Mr8ef/1Y9goCmlsK4I6Sm74teeyGvFk1XrOsbsKLjEdrvny42CZ+a8sXbk8KWpY/bDwS+FLL2UQ==",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",
@@ -769,7 +769,8 @@
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz",
       "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "diff": {
       "version": "2.2.3",
@@ -3050,6 +3051,7 @@
       "resolved": "https://registry.npmjs.org/pump/-/pump-3.0.0.tgz",
       "integrity": "sha512-LwZy+p3SFs1Pytd/jYct4wpv49HiYCqd9Rlc5ZVdk0V+8Yzv6jR5Blk3TRmPL1ft69TxP0IMZGJ+WPFU2BFhww==",
       "dev": true,
+      "optional": true,
       "requires": {
         "end-of-stream": "^1.1.0",
         "once": "^1.3.1"
@@ -4084,6 +4086,7 @@
           "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.0.tgz",
           "integrity": "sha512-BViHy7LKeTz4oNnkcLJ+lVSL6vpiFeX6/d3oSH8zCW7UxP2onchk+vTGB143xuFjHS3deTgkKoXXymXqymiIdA==",
           "dev": true,
+          "optional": true,
           "requires": {
             "inherits": "^2.0.3",
             "string_decoder": "^1.1.1",
@@ -4342,7 +4345,8 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/which-pm-runs/-/which-pm-runs-1.0.0.tgz",
       "integrity": "sha1-Zws6+8VS4LVd9rd4DKdGFfI60cs=",
-      "dev": true
+      "dev": true,
+      "optional": true
     },
     "wide-align": {
       "version": "1.1.3",