diff --git a/package-lock.json b/package-lock.json
index ab4df3872..35c9e529a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3245,9 +3245,9 @@
       }
     },
     "acorn": {
-      "version": "5.2.1",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.2.1.tgz",
-      "integrity": "sha512-jG0u7c4Ly+3QkkW18V+NRDN+4bWHdln30NL1ZL2AvFZZmQe/BfopYCtghCKKVBUSetZ4QKcyA0pY6/4Gw8Pv8w==",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.4.1.tgz",
+      "integrity": "sha512-ZVA9k326Nwrj3Cj9jlh3wGFutC2ZornPNARZwsNYqQYgN0EsV2d53w5RN/co65Ohn4sUAUtb1rSUAOD6XN9idA==",
       "dev": true
     },
     "acorn-dynamic-import": {
@@ -3257,6 +3257,14 @@
       "dev": true,
       "requires": {
         "acorn": "^5.0.0"
+      },
+      "dependencies": {
+        "acorn": {
+          "version": "5.7.4",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+          "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==",
+          "dev": true
+        }
       }
     },
     "acorn-jsx": {
@@ -5873,14 +5881,6 @@
         "acorn": "^6.0.7",
         "acorn-jsx": "^5.0.0",
         "eslint-visitor-keys": "^1.0.0"
-      },
-      "dependencies": {
-        "acorn": {
-          "version": "6.1.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.0.tgz",
-          "integrity": "sha512-MW/FjM+IvU9CgBzjO3UIPCE2pyEwUsoFl+VGdczOPEdxfGFjuKny/gN54mOuX7Qxmb9Rg9MCn2oKiSUeW+pjrw==",
-          "dev": true
-        }
       }
     },
     "esprima": {
@@ -11250,9 +11250,9 @@
       },
       "dependencies": {
         "acorn": {
-          "version": "5.7.1",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.1.tgz",
-          "integrity": "sha512-d+nbxBUGKg7Arpsvbnlq61mc12ek3EY8EQldM3GPAhWJ1UVxC6TDGbIvUMNU6obBX3i1+ptCIzV4vq0gFPEGVQ==",
+          "version": "5.7.4",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+          "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==",
           "dev": true
         },
         "arr-diff": {