diff --git a/package.json b/package.json
index 2a66f148..7fddcb25 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "component-emitter": "^1.3.0",
     "compression-webpack-plugin": "^10.0.0",
     "css-loader": "^6.7.1",
-    "css-minimizer-webpack-plugin": "^4.0.0",
+    "css-minimizer-webpack-plugin": "^4.2.1",
     "d3": "^7.6.1",
     "d3-tip": "^0.9.1",
     "highlight.js": "^11.5.1",
diff --git a/yarn.lock b/yarn.lock
index 3571579d..9881dac3 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1874,14 +1874,14 @@ css-loader@^6.7.1:
     postcss-value-parser "^4.2.0"
     semver "^7.3.5"
 
-css-minimizer-webpack-plugin@^4.0.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/css-minimizer-webpack-plugin/-/css-minimizer-webpack-plugin-4.2.0.tgz#99b453efcbc4c13d80327d94767f5aa41ee509e7"
-  integrity sha512-9FKGMGafKmYEbHoPh78nrrvumS5yU1rhptqdC2RfTH78MohjxpGMTW2tvdY/iYbD2sLnhzZMKTQ4n9Ja48kxZQ==
+css-minimizer-webpack-plugin@^4.2.1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/css-minimizer-webpack-plugin/-/css-minimizer-webpack-plugin-4.2.1.tgz#ed5631d8d266b4e2d1389c502a746a93453423e8"
+  integrity sha512-ub12STsk3uXfHFTn9dtkI9nebvUKQ9rB0pn/6WNMRV77nqAOlOOJrrvsP8S8jngcnu+8ll3/9/xa7RCUNBVdOA==
   dependencies:
     cssnano "^5.1.8"
-    jest-worker "^29.0.3"
-    postcss "^8.4.13"
+    jest-worker "^29.1.2"
+    postcss "^8.4.17"
     schema-utils "^4.0.0"
     serialize-javascript "^6.0.0"
     source-map "^0.6.1"
@@ -2932,7 +2932,7 @@ jest-worker@^27.4.5:
     merge-stream "^2.0.0"
     supports-color "^8.0.0"
 
-jest-worker@^29.0.3:
+jest-worker@^29.1.2:
   version "29.1.2"
   resolved "https://registry.yarnpkg.com/jest-worker/-/jest-worker-29.1.2.tgz#a68302af61bce82b42a9a57285ca7499d29b2afc"
   integrity sha512-AdTZJxKjTSPHbXT/AIOjQVmoFx0LHFcVabWu0sxI7PAy7rFf8c0upyvgBKgguVXdM4vY74JdwkyD4hSmpTW8jA==
@@ -3673,7 +3673,7 @@ postcss-value-parser@^4.1.0, postcss-value-parser@^4.2.0:
   resolved "https://registry.yarnpkg.com/postcss-value-parser/-/postcss-value-parser-4.2.0.tgz#723c09920836ba6d3e5af019f92bc0971c02e514"
   integrity sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==
 
-postcss@^8.4.13, postcss@^8.4.7:
+postcss@^8.4.17, postcss@^8.4.7:
   version "8.4.17"
   resolved "https://registry.yarnpkg.com/postcss/-/postcss-8.4.17.tgz#f87863ec7cd353f81f7ab2dec5d67d861bbb1be5"
   integrity sha512-UNxNOLQydcOFi41yHNMcKRZ39NeXlr8AxGuZJsdub8vIb12fHzcq37DTU/QtbI6WLxNg2gF9Z+8qtRwTj1UI1Q==