diff --git a/package-lock.json b/package-lock.json
index d39b8b3b0e..626492feb1 100644
--- a/package-lock.json
+++ b/package-lock.json
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@@ -1191,12 +1191,15 @@
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@@ -2607,9 +2615,9 @@
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-      "integrity": "sha1-PcyZ2j5rZl9qu8ccKK1Ros1zGpw="
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@@ -2878,6 +2886,11 @@
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@@ -6422,15 +6440,60 @@
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-        "postcss": "^6.0.1",
-        "through2": "^2.0.0",
-        "vinyl-sourcemaps-apply": "^0.2.0"
+        "autoprefixer": "^10.2.6",
+        "fancy-log": "^1.3.3",
+        "plugin-error": "^1.0.1",
+        "postcss": "^8.3.0",
+        "through2": "^4.0.2",
+        "vinyl-sourcemaps-apply": "^0.2.1"
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+          "resolved": "https://registry.npmjs.org/fancy-log/-/fancy-log-1.3.3.tgz",
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+          "requires": {
+            "ansi-gray": "^0.1.1",
+            "color-support": "^1.1.3",
+            "parse-node-version": "^1.0.0",
+            "time-stamp": "^1.0.0"
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+          "requires": {
+            "inherits": "^2.0.3",
+            "string_decoder": "^1.1.1",
+            "util-deprecate": "^1.0.1"
+          }
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+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ=="
+        },
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+          "version": "1.3.0",
+          "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
+          "integrity": "sha512-hkRX8U1WjJFd8LsDJ2yQ/wWWxaopEsABU1XfkM8A+j0+85JAGppt16cr1Whg6KIbb4okU6Mql6BOj+uup/wKeA==",
+          "requires": {
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+          }
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+        "through2": {
+          "version": "4.0.2",
+          "resolved": "https://registry.npmjs.org/through2/-/through2-4.0.2.tgz",
+          "integrity": "sha512-iOqSav00cVxEEICeD7TjLB1sueEL+81Wpzp2bY17uZjZN0pWZPuo4suZ/61VujxmqSGFfgOcNuTZ85QJwNZQpw==",
+          "requires": {
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+          }
+        }
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     "gulp-concat": {
@@ -13573,6 +13636,11 @@
       "dev": true,
       "optional": true
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+    "nanoid": {
+      "version": "3.1.23",
+      "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.1.23.tgz",
+      "integrity": "sha512-FiB0kzdP0FFVGDKlRLEQ1BgDzU87dy5NnzjeW9YZNt+/c3+q82EQDUwniSAUxp/F0gFNI1ZhKU1FqYsMuqZVnw=="
+    },
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       "resolved": "https://registry.npmjs.org/nanomatch/-/nanomatch-1.2.13.tgz",
@@ -13952,6 +14020,11 @@
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+    "node-releases": {
+      "version": "1.1.72",
+      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-1.1.72.tgz",
+      "integrity": "sha512-LLUo+PpH3dU6XizX3iVoubUNheF/owjXCZZ5yACDxNnPtgFuludV1ZL3ayK1kVep42Rmm0+R9/Y60NQbZ2bifw=="
+    },
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@@ -14285,11 +14358,6 @@
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-      "integrity": "sha1-b2gragJ6Tp3fpFZM0lidHU5mnt4="
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@@ -15075,26 +15143,19 @@
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-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-6.0.9.tgz",
-      "integrity": "sha512-bBE2AHNEBhF23TfET6AA/lFP8ah+qHOZoFJEflFG+HgvVLdTmMOrocx/4LVVDIn3w6jUssw1q2Exk1cc9UOI8w==",
+      "version": "8.3.0",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.3.0.tgz",
+      "integrity": "sha512-+ogXpdAjWGa+fdYY5BQ96V/6tAo+TdSSIMP5huJBIygdWwKtVoB5JWZ7yUd4xZ8r+8Kvvx4nyg/PQ071H4UtcQ==",
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-        "source-map": "^0.5.6",
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-      },
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-          "integrity": "sha1-dc449SvwczxafwwRjYEzSiu19BI="
-        }
+        "colorette": "^1.2.2",
+        "nanoid": "^3.1.23",
+        "source-map-js": "^0.6.2"
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-      "version": "3.3.0",
-      "resolved": "https://registry.npmjs.org/postcss-value-parser/-/postcss-value-parser-3.3.0.tgz",
-      "integrity": "sha1-h/OPnxj3dKSrTIojL1xc6IcqnRU="
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/postcss-value-parser/-/postcss-value-parser-4.1.0.tgz",
+      "integrity": "sha512-97DXOFbQJhk71ne5/Mt6cOu6yxsSfM0QGQyl0L25Gca4yGWEGJaig7l7gbCX623VqTBNGLRLaVUCnNkcedlRSQ=="
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@@ -17008,6 +17069,16 @@
                 "pac-resolver": "^3.0.0",
                 "raw-body": "^2.2.0",
                 "socks-proxy-agent": "^4.0.1"
+              },
+              "dependencies": {
+                "https-proxy-agent-snyk-fork": {
+                  "version": "git://github.com/snyk/node-https-proxy-agent.git#5e86ccb682d0c833c8daa25ee6f91c670161cd66",
+                  "from": "git://github.com/snyk/node-https-proxy-agent.git#fix/https-agent-vuln",
+                  "requires": {
+                    "agent-base": "^4.3.0",
+                    "debug": "^3.1.0"
+                  }
+                }
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             },
             "pac-resolver": {
@@ -17927,6 +17998,11 @@
         "amdefine": ">=0.0.4"
       }
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+    "source-map-js": {
+      "version": "0.6.2",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-0.6.2.tgz",
+      "integrity": "sha512-/3GptzWzu0+0MBQFrDKzw/DvvMTUORvgY6k6jd/VS6iCR4RDTKWH6v6WPwQoUO8667uQEf9Oe38DxAYWY5F/Ug=="
+    },
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       "version": "0.5.2",
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diff --git a/package.json b/package.json
index 17b43b1ce9..d68abe5035 100644
--- a/package.json
+++ b/package.json
@@ -59,7 +59,7 @@
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     "gulp": "^4.0.2",
     "gulp-angular-templatecache": "~2.0.0",
-    "gulp-autoprefixer": "~4.0.0",
+    "gulp-autoprefixer": "~8.0.0",
     "gulp-concat": "~2.6.1",
     "gulp-csslint": "^1.0.1",
     "gulp-csso": "^3.0.1",