diff --git a/package-lock.json b/package-lock.json
index ecf20f7..17dd01d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
     "abbrev": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
-      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "integrity": "sha1-+PLIh60Qv2f2NPAFtph/7TF5qsg=",
       "dev": true
     },
     "ajv": {
@@ -1623,7 +1623,7 @@
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+      "integrity": "sha1-mR7GnSluAxN0fVm9/St0XDX4go0=",
       "dev": true,
       "optional": true
     },
@@ -1676,7 +1676,7 @@
     "spdx-expression-parse": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/spdx-expression-parse/-/spdx-expression-parse-3.0.0.tgz",
-      "integrity": "sha512-Yg6D3XpRD4kkOmTpdgbUiEJFKghJH03fiC1OPll5h/0sO6neh2jqRDVHOQ4o/LMea0tgCkbMgea5ip/e+MkWyg==",
+      "integrity": "sha1-meEZt6XaAOBUkcn6M4t5BII7QdA=",
       "dev": true,
       "requires": {
         "spdx-exceptions": "^2.1.0",