diff --git a/deploy/package.json b/deploy/package.json
index 033bec0222..6b11dc12c1 100644
--- a/deploy/package.json
+++ b/deploy/package.json
@@ -8,7 +8,7 @@
         "url": "https://github.com/Microsoft/accessibility-insights-web"
     },
     "devDependencies": {
-        "grunt": "^1.6.1",
+        "grunt": "^1.6.2",
         "grunt-cli": "^1.5.0",
         "grunt-contrib-compress": "^2.0.0",
         "grunt-webstore-upload": "^0.9.23"
diff --git a/deploy/yarn.lock b/deploy/yarn.lock
index 1bbb297485..6119d9b980 100644
--- a/deploy/yarn.lock
+++ b/deploy/yarn.lock
@@ -339,7 +339,7 @@ graceful-fs@^4.2.0:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.6.tgz#ff040b2b0853b23c3d31027523706f1885d76bee"
   integrity sha512-nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ==
 
-grunt-cli@^1.5.0:
+grunt-cli@^1.4.3, grunt-cli@^1.5.0:
   version "1.5.0"
   resolved "https://registry.yarnpkg.com/grunt-cli/-/grunt-cli-1.5.0.tgz#24fa92225946b2002c535c7583a003e15203876f"
   integrity sha512-rILKAFoU0dzlf22SUfDtq2R1fosChXXlJM5j7wI6uoW8gwmXDXzbUvirlKZSYCdXl3LXFbR+8xyS+WFo+b6vlA==
@@ -350,17 +350,6 @@ grunt-cli@^1.5.0:
     nopt "~5.0.0"
     v8flags "^4.0.1"
 
-grunt-cli@~1.4.3:
-  version "1.4.3"
-  resolved "https://registry.yarnpkg.com/grunt-cli/-/grunt-cli-1.4.3.tgz#22c9f1a3d2780bf9b0d206e832e40f8f499175ff"
-  integrity sha512-9Dtx/AhVeB4LYzsViCjUQkd0Kw0McN2gYpdmGYKtE2a5Yt7v1Q+HYZVWhqXc/kGnxlMtqKDxSwotiGeFmkrCoQ==
-  dependencies:
-    grunt-known-options "~2.0.0"
-    interpret "~1.1.0"
-    liftup "~3.0.1"
-    nopt "~4.0.1"
-    v8flags "~3.2.0"
-
 grunt-contrib-compress@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/grunt-contrib-compress/-/grunt-contrib-compress-2.0.0.tgz#c003a1dc5e01c42a244ddb189c01a4396208a335"
@@ -419,24 +408,24 @@ grunt-webstore-upload@^0.9.23:
     opn "^5.3.0"
     q "^1.0.1"
 
-grunt@^1.6.1:
-  version "1.6.1"
-  resolved "https://registry.yarnpkg.com/grunt/-/grunt-1.6.1.tgz#0b4dd1524f26676dcf45d8f636b8d9061a8ede16"
-  integrity sha512-/ABUy3gYWu5iBmrUSRBP97JLpQUm0GgVveDCp6t3yRNIoltIYw7rEj3g5y1o2PGPR2vfTRGa7WC/LZHLTXnEzA==
+grunt@^1.6.2:
+  version "1.6.2"
+  resolved "https://registry.yarnpkg.com/grunt/-/grunt-1.6.2.tgz#7d8223bf49819dcdfd53075393aa8c9d80cfe38e"
+  integrity sha512-bUzh5nA/P5L66ihXTDP6J5BGnMB/8lXJXejYWSbH4Y4TvWM9t2S39sggQDYYQlx06cYcCsmu63HMYHGCIzUVfg==
   dependencies:
     dateformat "~4.6.2"
     eventemitter2 "~0.4.13"
     exit "~0.1.2"
     findup-sync "~5.0.0"
     glob "~7.1.6"
-    grunt-cli "~1.4.3"
+    grunt-cli "^1.4.3"
     grunt-known-options "~2.0.0"
     grunt-legacy-log "~3.0.0"
     grunt-legacy-util "~2.0.1"
     iconv-lite "~0.6.3"
     js-yaml "~3.14.0"
-    minimatch "~3.0.4"
-    nopt "~3.0.6"
+    minimatch "^3.1.5"
+    nopt "^5.0.0"
 
 has-flag@^4.0.0:
   version "4.0.0"
@@ -666,7 +655,7 @@ micromatch@^4.0.2, micromatch@^4.0.4:
     braces "^3.0.3"
     picomatch "^2.3.1"
 
-minimatch@^3.0.4, minimatch@^3.0.5, minimatch@~3.0.4:
+minimatch@^3.0.4, minimatch@^3.0.5, minimatch@^3.1.5:
   version "3.1.2"
   resolved "https://registry.yarnpkg.com/minimatch/-/minimatch-3.1.2.tgz#19cd194bfd3e428f049a70817c038d89ab4be35b"
   integrity sha512-J7p63hRiAjw1NDEww1W7i37+ByIrOWO5XQQAzZ3VOcL0PNybwpfmV/N05zFAzwQ9USyEcX6t3UO+K5aqBQOIHw==
@@ -678,22 +667,7 @@ minimist@^1.2.0:
   resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.6.tgz#8637a5b759ea0d6e98702cfb3a9283323c93af44"
   integrity sha512-Jsjnk4bw3YJqYzbdyBiNsPWHPfO++UGG749Cxs6peCu5Xg4nrena6OVxOYxrQTqww0Jmwt+Ref8rggumkTLz9Q==
 
-nopt@~3.0.6:
-  version "3.0.6"
-  resolved "https://registry.yarnpkg.com/nopt/-/nopt-3.0.6.tgz#c6465dbf08abcd4db359317f79ac68a646b28ff9"
-  integrity sha1-xkZdvwirzU2zWTF/eaxopkayj/k=
-  dependencies:
-    abbrev "1"
-
-nopt@~4.0.1:
-  version "4.0.3"
-  resolved "https://registry.yarnpkg.com/nopt/-/nopt-4.0.3.tgz#a375cad9d02fd921278d954c2254d5aa57e15e48"
-  integrity sha512-CvaGwVMztSMJLOeXPrez7fyfObdZqNUK1cPAEzLHrTybIua9pMdmmPR5YwtfNftIOMv3DPUhFaxsZMNTQO20Kg==
-  dependencies:
-    abbrev "1"
-    osenv "^0.1.4"
-
-nopt@~5.0.0:
+nopt@^5.0.0, nopt@~5.0.0:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/nopt/-/nopt-5.0.0.tgz#530942bb58a512fccafe53fe210f13a25355dc88"
   integrity sha512-Tbj67rffqceeLpcRXrT7vKAN8CwfPeIBgM7E6iBkmKLV7bEMwpGgYLGv0jACUsECaa/vuxP0IjEont6umdMgtQ==
@@ -744,24 +718,6 @@ opn@^5.3.0:
   dependencies:
     is-wsl "^1.1.0"
 
-os-homedir@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/os-homedir/-/os-homedir-1.0.2.tgz#ffbc4988336e0e833de0c168c7ef152121aa7fb3"
-  integrity sha1-/7xJiDNuDoM94MFox+8VISGqf7M=
-
-os-tmpdir@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/os-tmpdir/-/os-tmpdir-1.0.2.tgz#bbe67406c79aa85c5cfec766fe5734555dfa1274"
-  integrity sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=
-
-osenv@^0.1.4:
-  version "0.1.5"
-  resolved "https://registry.yarnpkg.com/osenv/-/osenv-0.1.5.tgz#85cdfafaeb28e8677f416e287592b5f3f49ea410"
-  integrity sha512-0CWcCECdMVc2Rw3U5w9ZjqX6ga6ubk1xDVKxtBQPK7wis/0F2r9T6k4ydGYhecl7YUBxBVxhL5oisPsNxAPe2g==
-  dependencies:
-    os-homedir "^1.0.0"
-    os-tmpdir "^1.0.0"
-
 parse-filepath@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/parse-filepath/-/parse-filepath-1.0.2.tgz#a632127f53aaf3d15876f5872f3ffac763d6c891"
@@ -967,13 +923,6 @@ v8flags@^4.0.1:
   resolved "https://registry.yarnpkg.com/v8flags/-/v8flags-4.0.1.tgz#98fe6c4308317c5f394d85a435eb192490f7e132"
   integrity sha512-fcRLaS4H/hrZk9hYwbdRM35D0U8IYMfEClhXxCivOojl+yTRAZH3Zy2sSy6qVCiGbV9YAtPssP6jaChqC9vPCg==
 
-v8flags@~3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/v8flags/-/v8flags-3.2.0.tgz#b243e3b4dfd731fa774e7492128109a0fe66d656"
-  integrity sha512-mH8etigqMfiGWdeXpaaqGfs6BndypxusHHcv2qSHyZkGEznCd/qAXCWWRzeowtL54147cktFOC4P5y+kl8d8Jg==
-  dependencies:
-    homedir-polyfill "^1.0.1"
-
 which@^1.2.14:
   version "1.3.1"
   resolved "https://registry.yarnpkg.com/which/-/which-1.3.1.tgz#a45043d54f5805316da8d62f9f50918d3da70b0a"