diff --git a/package.json b/package.json
index 3d2f584..58a2c6f 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "browserslist": "~4.20.3",
     "bulma": "~0.9.4",
     "chokidar": "~3.5.3",
-    "cssnano": "~5.1.10",
+    "cssnano": "~5.1.11",
     "del": "~6.1.1",
     "eslint": "~8.16.0",
     "eslint-config-standard": "~17.0.0",
diff --git a/yarn.lock b/yarn.lock
index b1fcf1e..24ccef8 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1559,10 +1559,10 @@ cssesc@^3.0.0:
   resolved "https://registry.yarnpkg.com/cssesc/-/cssesc-3.0.0.tgz#37741919903b868565e1c09ea747445cd18983ee"
   integrity sha512-/Tb/JcjK111nNScGob5MNtsntNM1aCNUDipB/TkwZFhyDrrE47SOx/18wF2bbjgc3ZzCSKW1T5nt5EbFoAz/Vg==
 
-cssnano-preset-default@^5.2.10:
-  version "5.2.10"
-  resolved "https://registry.yarnpkg.com/cssnano-preset-default/-/cssnano-preset-default-5.2.10.tgz#6dfffe6cc3b13f3bb356a42c49a334a98700ef45"
-  integrity sha512-H8TJRhTjBKVOPltp9vr9El9I+IfYsOMhmXdK0LwdvwJcxYX9oWkY7ctacWusgPWAgQq1vt/WO8v+uqpfLnM7QA==
+cssnano-preset-default@^5.2.11:
+  version "5.2.11"
+  resolved "https://registry.yarnpkg.com/cssnano-preset-default/-/cssnano-preset-default-5.2.11.tgz#28350471bc1af9df14052472b61340347f453a53"
+  integrity sha512-4PadR1NtuaIK8MvLNuY7MznK4WJteldGlzCiMaaTiOUP+apeiIvUDIXykzUOoqgOOUAHrU64ncdD90NfZR3LSQ==
   dependencies:
     css-declaration-sorter "^6.2.2"
     cssnano-utils "^3.1.0"
@@ -1588,7 +1588,7 @@ cssnano-preset-default@^5.2.10:
     postcss-normalize-unicode "^5.1.0"
     postcss-normalize-url "^5.1.0"
     postcss-normalize-whitespace "^5.1.1"
-    postcss-ordered-values "^5.1.1"
+    postcss-ordered-values "^5.1.2"
     postcss-reduce-initial "^5.1.0"
     postcss-reduce-transforms "^5.1.0"
     postcss-svgo "^5.1.0"
@@ -1599,12 +1599,12 @@ cssnano-utils@^3.1.0:
   resolved "https://registry.yarnpkg.com/cssnano-utils/-/cssnano-utils-3.1.0.tgz#95684d08c91511edfc70d2636338ca37ef3a6861"
   integrity sha512-JQNR19/YZhz4psLX/rQ9M83e3z2Wf/HdJbryzte4a3NSuafyp9w/I4U+hx5C2S9g41qlstH7DEWnZaaj83OuEA==
 
-cssnano@~5.1.10:
-  version "5.1.10"
-  resolved "https://registry.yarnpkg.com/cssnano/-/cssnano-5.1.10.tgz#fc6ddd9a4d7d238f320634326ed814cf0abf6e1c"
-  integrity sha512-ACpnRgDg4m6CZD/+8SgnLcGCgy6DDGdkMbOawwdvVxNietTNLe/MtWcenp6qT0PRt5wzhGl6/cjMWCdhKXC9QA==
+cssnano@~5.1.11:
+  version "5.1.11"
+  resolved "https://registry.yarnpkg.com/cssnano/-/cssnano-5.1.11.tgz#3bb003380718c7948ce3813493370e8946caf04b"
+  integrity sha512-2nx+O6LvewPo5EBtYrKc8762mMkZRk9cMGIOP4UlkmxHm7ObxH+zvsJJ+qLwPkUc4/yumL/qJkavYi9NlodWIQ==
   dependencies:
-    cssnano-preset-default "^5.2.10"
+    cssnano-preset-default "^5.2.11"
     lilconfig "^2.0.3"
     yaml "^1.10.2"
 
@@ -5323,10 +5323,10 @@ postcss-opacity-percentage@^1.1.2:
   resolved "https://registry.yarnpkg.com/postcss-opacity-percentage/-/postcss-opacity-percentage-1.1.2.tgz#bd698bb3670a0a27f6d657cc16744b3ebf3b1145"
   integrity sha512-lyUfF7miG+yewZ8EAk9XUBIlrHyUE6fijnesuz+Mj5zrIHIEw6KcIZSOk/elVMqzLvREmXB83Zi/5QpNRYd47w==
 
-postcss-ordered-values@^5.1.1:
-  version "5.1.1"
-  resolved "https://registry.yarnpkg.com/postcss-ordered-values/-/postcss-ordered-values-5.1.1.tgz#0b41b610ba02906a3341e92cab01ff8ebc598adb"
-  integrity sha512-7lxgXF0NaoMIgyihL/2boNAEZKiW0+HkMhdKMTD93CjW8TdCy2hSdj8lsAo+uwm7EDG16Da2Jdmtqpedl0cMfw==
+postcss-ordered-values@^5.1.2:
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/postcss-ordered-values/-/postcss-ordered-values-5.1.2.tgz#daffacd4abf327d52d5ac570b59dfbcf4b836614"
+  integrity sha512-wr2avRbW4HS2XE2ZCqpfp4N/tDC6GZKZ+SVP8UBTOVS8QWrc4TD8MYrebJrvVVlGPKszmiSCzue43NDiVtgDmg==
   dependencies:
     cssnano-utils "^3.1.0"
     postcss-value-parser "^4.2.0"