diff --git a/package.json b/package.json
index d7e1896170a0..32de4159e5c2 100644
--- a/package.json
+++ b/package.json
@@ -71,7 +71,7 @@
     "zone.js": "~0.11.3"
   },
   "devDependencies": {
-    "diff": "^3.5.0",
+    "diff": "^5.0.0",
     "reflect-metadata": "^0.1.3",
     "@material/animation": "11.0.0-canary.3201cae47.0",
     "@material/auto-init": "11.0.0-canary.3201cae47.0",
@@ -175,7 +175,7 @@
     "gulp-cli": "^2.3.0",
     "gulp-sass": "^4.0.2",
     "highlight.js": "^10.4.0",
-    "husky": "5.0.6",
+    "husky": "5.1.1",
     "inquirer": "^7.1.0",
     "jasmine": "^3.6.0",
     "jasmine-core": "^3.6.0",
diff --git a/yarn.lock b/yarn.lock
index 511feac342c5..c21cd97db7c6 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4873,6 +4873,11 @@ diff@^4.0.1:
   resolved "https://registry.yarnpkg.com/diff/-/diff-4.0.1.tgz#0c667cb467ebbb5cea7f14f135cc2dba7780a8ff"
   integrity sha512-s2+XdvhPCOF01LRQBC8hf4vhbVmI2CGS5aZnxLJlT5FtdhPCDFq80q++zK2KlrVorVDdL5BOGZ/VfLrVtYNF+Q==
 
+diff@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/diff/-/diff-5.0.0.tgz#7ed6ad76d859d030787ec35855f5b1daf31d852b"
+  integrity sha512-/VTCrvm5Z0JGty/BWHljh+BAiw3IK+2j87NGMu8Nwc/f48WoDAC395uomO9ZD117ZOBaHmkX1oyLvkVM/aIT3w==
+
 dir-glob@^3.0.1:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/dir-glob/-/dir-glob-3.0.1.tgz#56dbf73d992a4a93ba1584f4534063fd2e41717f"
@@ -7034,10 +7039,10 @@ https-proxy-agent@^4.0.0:
     agent-base "5"
     debug "4"
 
-husky@5.0.6:
-  version "5.0.6"
-  resolved "https://registry.yarnpkg.com/husky/-/husky-5.0.6.tgz#27dbefe8603c6c0912fd89a3a67edfed9fac8bb9"
-  integrity sha512-SM+evfvcHT3rAYJKvPlatz3L5RqzgeM6xIvDjhs8VuhKj6iKqFDOt/Ov8sPjvWuE4FDB385gJBwWXRj7G3c1hg==
+husky@5.1.1:
+  version "5.1.1"
+  resolved "https://registry.yarnpkg.com/husky/-/husky-5.1.1.tgz#8678953fd8deb86f387cbf1ad50bb2f7f96e83f2"
+  integrity sha512-80LZ736V0Nr4/st0c2COYaMbEQhHNmAbLMN8J/kLk7/mo0QdUkUGNDjv/7jVkhug377Wh8wfbWyaVXEJ/h2B/Q==
 
 iconv-lite@0.4.24, iconv-lite@^0.4.24, iconv-lite@^0.4.4, iconv-lite@~0.4.11:
   version "0.4.24"
@@ -8040,9 +8045,9 @@ jws@^4.0.0:
     safe-buffer "^5.0.1"
 
 kagekiri@^1.0.18:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/kagekiri/-/kagekiri-1.4.0.tgz#d02825c906f80c59a3c890ec8032d565d6d66cfc"
-  integrity sha512-pYPexgf7jIML67DZGvTasv+smbKHPKh8fC2LyBflAwAwLRyhl9Ti5k3UBlWLOmBHOdvGdVNTnvh9AZNvoxQaAw==
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/kagekiri/-/kagekiri-1.4.1.tgz#1ca819a95da5f046a7feb770297a73ab0fa85338"
+  integrity sha512-RD6xw0PFW+QDv0jwFlURSBL7wAsWZDQfMYZ204mMFNtivHlQZsOI4QzqWfC02hX5KXL8YRsZNbNh2I4JJMSzuQ==
 
 karma-browserstack-launcher@^1.6.0:
   version "1.6.0"
@@ -10410,9 +10415,9 @@ postcss@^5.2.16:
     supports-color "^3.2.3"
 
 postcss@^8.1.7, postcss@^8.2.1:
-  version "8.2.4"
-  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.4.tgz#20a98a39cf303d15129c2865a9ec37eda0031d04"
-  integrity sha512-kRFftRoExRVXZlwUuay9iC824qmXPcQQVzAjbCCgjpXnkdMCJYBu2gTwAaFBzv8ewND6O8xFb3aELmEkh9zTzg==
+  version "8.2.6"
+  resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.2.6.tgz#5d69a974543b45f87e464bc4c3e392a97d6be9fe"
+  integrity sha512-xpB8qYxgPuly166AGlpRjUdEYtmOWx2iCwGmrv4vqZL9YPVviDVPZPRXxnXr6xPZOdxQ9lp3ZBFCRgWJ7LE3Sg==
   dependencies:
     colorette "^1.2.1"
     nanoid "^3.1.20"
@@ -11427,7 +11432,7 @@ rxjs-tslint-rules@^4.33.1:
     tsutils "^3.0.0"
     tsutils-etc "^1.2.2"
 
-rxjs@6.6.3, rxjs@^6.4.0, rxjs@^6.5.3, rxjs@^6.6.0, rxjs@^6.6.2:
+rxjs@6.6.3:
   version "6.6.3"
   resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.6.3.tgz#8ca84635c4daa900c0d3967a6ee7ac60271ee552"
   integrity sha512-trsQc+xYYXZ3urjOiJOuCOa5N3jAZ3eiSpQB5hIT8zGlL2QfnHLJ2r7GMkBGuIausdJN1OneaI6gQlsqNHHmZQ==
@@ -11441,6 +11446,13 @@ rxjs@^5.5.6:
   dependencies:
     symbol-observable "1.0.1"
 
+rxjs@^6.4.0, rxjs@^6.5.3, rxjs@^6.6.0, rxjs@^6.6.2:
+  version "6.6.6"
+  resolved "https://registry.yarnpkg.com/rxjs/-/rxjs-6.6.6.tgz#14d8417aa5a07c5e633995b525e1e3c0dec03b70"
+  integrity sha512-/oTwee4N4iWzAMAL9xdGKjkEHmIwupR3oXbQjCKywF1BeFohswF3vZdogbmEF6pZkOsXTzWkrZszrWpQTByYVg==
+  dependencies:
+    tslib "^1.9.0"
+
 safe-buffer@5.1.2, safe-buffer@~5.1.0, safe-buffer@~5.1.1:
   version "5.1.2"
   resolved "https://registry.yarnpkg.com/safe-buffer/-/safe-buffer-5.1.2.tgz#991ec69d296e0313747d59bdfd2b745c35f8828d"