diff --git a/package-lock.json b/package-lock.json
index fff803d..ce5e6bb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4094,21 +4094,21 @@
       "dev": true
     },
     "cssnano": {
-      "version": "5.0.11",
-      "resolved": "https://registry.npmjs.org/cssnano/-/cssnano-5.0.11.tgz",
-      "integrity": "sha512-5SHM31NAAe29jvy0MJqK40zZ/8dGlnlzcfHKw00bWMVFp8LWqtuyPSFwbaoIoxvt71KWJOfg8HMRGrBR3PExCg==",
+      "version": "5.0.12",
+      "resolved": "https://registry.npmjs.org/cssnano/-/cssnano-5.0.12.tgz",
+      "integrity": "sha512-U38V4x2iJ3ijPdeWqUrEr4eKBB5PbEKsNP5T8xcik2Au3LeMtiMHX0i2Hu9k51FcKofNZumbrcdC6+a521IUHg==",
       "dev": true,
       "requires": {
-        "cssnano-preset-default": "^5.1.7",
+        "cssnano-preset-default": "^5.1.8",
         "is-resolvable": "^1.1.0",
         "lilconfig": "^2.0.3",
         "yaml": "^1.10.2"
       }
     },
     "cssnano-preset-default": {
-      "version": "5.1.7",
-      "resolved": "https://registry.npmjs.org/cssnano-preset-default/-/cssnano-preset-default-5.1.7.tgz",
-      "integrity": "sha512-bWDjtTY+BOqrqBtsSQIbN0RLGD2Yr2CnecpP0ydHNafh9ZUEre8c8VYTaH9FEbyOt0eIfEUAYYk5zj92ioO8LA==",
+      "version": "5.1.8",
+      "resolved": "https://registry.npmjs.org/cssnano-preset-default/-/cssnano-preset-default-5.1.8.tgz",
+      "integrity": "sha512-zWMlP0+AMPBVE852SqTrP0DnhTcTA2C1wAF92TKZ3Va+aUVqLIhkqKlnJIXXdqXD7RN+S1ujuWmNpvrJBiM/vg==",
       "dev": true,
       "requires": {
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@@ -4136,7 +4136,7 @@
         "postcss-normalize-url": "^5.0.3",
         "postcss-normalize-whitespace": "^5.0.1",
         "postcss-ordered-values": "^5.0.2",
-        "postcss-reduce-initial": "^5.0.1",
+        "postcss-reduce-initial": "^5.0.2",
         "postcss-reduce-transforms": "^5.0.1",
         "postcss-svgo": "^5.0.3",
         "postcss-unique-selectors": "^5.0.2"
@@ -9667,12 +9667,12 @@
       }
     },
     "postcss-reduce-initial": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/postcss-reduce-initial/-/postcss-reduce-initial-5.0.1.tgz",
-      "integrity": "sha512-zlCZPKLLTMAqA3ZWH57HlbCjkD55LX9dsRyxlls+wfuRfqCi5mSlZVan0heX5cHr154Dq9AfbH70LyhrSAezJw==",
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/postcss-reduce-initial/-/postcss-reduce-initial-5.0.2.tgz",
+      "integrity": "sha512-v/kbAAQ+S1V5v9TJvbGkV98V2ERPdU6XvMcKMjqAlYiJ2NtsHGlKYLPjWWcXlaTKNxooId7BGxeraK8qXvzKtw==",
       "dev": true,
       "requires": {
-        "browserslist": "^4.16.0",
+        "browserslist": "^4.16.6",
         "caniuse-api": "^3.0.0"
       }
     },
diff --git a/package.json b/package.json
index 30345b9..46ed73b 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
         "babelify": "^10.0.0",
         "browserify": "^17.0.0",
         "cross-env": "^7.0.3",
-        "cssnano": "^5.0.11",
+        "cssnano": "^5.0.12",
         "del": "^6.0.0",
         "factor-bundle": "^2.5.0",
         "gulp": "^4.0.2",