diff --git a/package-lock.json b/package-lock.json
index dfb6b3d..abcf990 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -893,9 +893,9 @@
       }
     },
     "acorn": {
-      "version": "7.1.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.0.tgz",
-      "integrity": "sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==",
+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-7.1.1.tgz",
+      "integrity": "sha512-add7dgA5ppRPxCFJoAGfMDi7PIBXq1RtGo7BhbLaxwrXPOmw8gq48Y9ozT01hUKy9byMjlR20EJhu5zlkErEkg==",
       "dev": true
     },
     "acorn-jsx": {
@@ -2960,24 +2960,6 @@
       "integrity": "sha512-kVscqXk4OCp68SZ0dkgEKVi6/8ij300KBWTJq32P/dYeWTSwK41WyTxalN1eRmA5Z9UU/LX9D7FWSmV9SAYx6g==",
       "dev": true
     },
-    "execa": {
-      "version": "3.4.0",
-      "resolved": "https://registry.npmjs.org/execa/-/execa-3.4.0.tgz",
-      "integrity": "sha512-r9vdGQk4bmCuK1yKQu1KTwcT2zwfWdbdaXfCtAh+5nU/4fSX+JAb7vZGvI5naJrQlvONrEB20jeruESI69530g==",
-      "dev": true,
-      "requires": {
-        "cross-spawn": "^7.0.0",
-        "get-stream": "^5.0.0",
-        "human-signals": "^1.1.1",
-        "is-stream": "^2.0.0",
-        "merge-stream": "^2.0.0",
-        "npm-run-path": "^4.0.0",
-        "onetime": "^5.1.0",
-        "p-finally": "^2.0.0",
-        "signal-exit": "^3.0.2",
-        "strip-final-newline": "^2.0.0"
-      }
-    },
     "expand-brackets": {
       "version": "2.1.4",
       "resolved": "https://registry.npmjs.org/expand-brackets/-/expand-brackets-2.1.4.tgz",