diff --git a/package-lock.json b/package-lock.json
index 7166cb0..a1c2659 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -220,9 +220,9 @@
       }
     },
     "acorn": {
-      "version": "5.7.3",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.3.tgz",
-      "integrity": "sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==",
+      "version": "5.7.4",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.7.4.tgz",
+      "integrity": "sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==",
       "dev": true
     },
     "acorn-dynamic-import": {
diff --git a/yarn.lock b/yarn.lock
index 2c2c98f..3274fab 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2,6 +2,25 @@
 # yarn lockfile v1
 
 
+"@types/chrome@0.0.91":
+  version "0.0.91"
+  resolved "https://registry.yarnpkg.com/@types/chrome/-/chrome-0.0.91.tgz#4b3996f55f344057e6a677c8366aa98080c6e380"
+  integrity sha512-vNvo9lJkp1AvViWrUwe1bxhoMwr5dRZWlgr1DTuaNkz97LsG56lDX1sceWeZir2gRACJ5vdHtoRdVAvm8C75Ug==
+  dependencies:
+    "@types/filesystem" "*"
+
+"@types/filesystem@*":
+  version "0.0.29"
+  resolved "https://registry.yarnpkg.com/@types/filesystem/-/filesystem-0.0.29.tgz#ee3748eb5be140dcf980c3bd35f11aec5f7a3748"
+  integrity sha512-85/1KfRedmfPGsbK8YzeaQUyV1FQAvMPMTuWFQ5EkLd2w7szhNO96bk3Rh/SKmOfd9co2rCLf0Voy4o7ECBOvw==
+  dependencies:
+    "@types/filewriter" "*"
+
+"@types/filewriter@*":
+  version "0.0.28"
+  resolved "https://registry.yarnpkg.com/@types/filewriter/-/filewriter-0.0.28.tgz#c054e8af4d9dd75db4e63abc76f885168714d4b3"
+  integrity sha1-wFTor02d11205jq8dviFFocU1LM=
+
 "@webassemblyjs/ast@1.7.11":
   version "1.7.11"
   resolved "https://registry.yarnpkg.com/@webassemblyjs/ast/-/ast-1.7.11.tgz#b988582cafbb2b095e8b556526f30c90d057cace"
@@ -176,9 +195,9 @@ acorn-dynamic-import@^3.0.0:
     acorn "^5.0.0"
 
 acorn@^5.0.0, acorn@^5.6.2:
-  version "5.7.3"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.3.tgz#67aa231bf8812974b85235a96771eb6bd07ea279"
-  integrity sha512-T/zvzYRfbVojPWahDsE5evJdHb3oJoQfFbsrKM7w5Zcs++Tr257tia3BmMP8XYVjp1S9RZXQMh7gao96BlqZOw==
+  version "5.7.4"
+  resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.7.4.tgz#3e8d8a9947d0599a1796d10225d7432f4a4acf5e"
+  integrity sha512-1D++VG7BhrtvQpNbBzovKNc1FLGGEE/oGe7b9xJm/RFHMBeUaUGpluV9RLjZa47YFdPcDAenEYuq9pQPcMdLJg==
 
 ajv-errors@^1.0.0:
   version "1.0.1"