diff --git a/job-dsl-plugin/package-lock.json b/job-dsl-plugin/package-lock.json
index fe75b5b21..7d7dc5607 100644
--- a/job-dsl-plugin/package-lock.json
+++ b/job-dsl-plugin/package-lock.json
@@ -23,7 +23,7 @@
         "@eslint/js": "^10.0.1",
         "copy-webpack-plugin": "14.0.0",
         "css-loader": "7.1.4",
-        "css-minimizer-webpack-plugin": "7.0.4",
+        "css-minimizer-webpack-plugin": "8.0.0",
         "eslint": "10.1.0",
         "globals": "^17.4.0",
         "handlebars": "4.7.8",
@@ -1940,9 +1940,9 @@
       }
     },
     "node_modules/css-minimizer-webpack-plugin": {
-      "version": "7.0.4",
-      "resolved": "https://registry.npmjs.org/css-minimizer-webpack-plugin/-/css-minimizer-webpack-plugin-7.0.4.tgz",
-      "integrity": "sha512-2iACis+P8qdLj1tHcShtztkGhCNIRUajJj7iX0IM9a5FA0wXGwjV8Nf6+HsBjBfb4LO8TTAVoetBbM54V6f3+Q==",
+      "version": "8.0.0",
+      "resolved": "https://registry.npmjs.org/css-minimizer-webpack-plugin/-/css-minimizer-webpack-plugin-8.0.0.tgz",
+      "integrity": "sha512-9bEpzHs8gEq6/cbEj418jXL/YWjBUD2YTLLk905Npt2JODqnRITin0+So5Vx4Dp5vyi2Lpt9pp2QHzQ7fdxNrw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -1951,10 +1951,10 @@
         "jest-worker": "^30.0.5",
         "postcss": "^8.4.40",
         "schema-utils": "^4.2.0",
-        "serialize-javascript": "^6.0.2"
+        "serialize-javascript": "^7.0.3"
       },
       "engines": {
-        "node": ">= 18.12.0"
+        "node": ">= 20.9.0"
       },
       "funding": {
         "type": "opencollective",
@@ -1984,6 +1984,16 @@
         }
       }
     },
+    "node_modules/css-minimizer-webpack-plugin/node_modules/serialize-javascript": {
+      "version": "7.0.4",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-7.0.4.tgz",
+      "integrity": "sha512-DuGdB+Po43Q5Jxwpzt1lhyFSYKryqoNjQSA9M92tyw0lyHIOur+XCalOUe0KTJpyqzT8+fQ5A0Jf7vCx/NKmIg==",
+      "dev": true,
+      "license": "BSD-3-Clause",
+      "engines": {
+        "node": ">=20.0.0"
+      }
+    },
     "node_modules/css-select": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/css-select/-/css-select-4.3.0.tgz",
diff --git a/job-dsl-plugin/package.json b/job-dsl-plugin/package.json
index 41d901808..eaf4ae082 100644
--- a/job-dsl-plugin/package.json
+++ b/job-dsl-plugin/package.json
@@ -32,7 +32,7 @@
     "@eslint/js": "^10.0.1",
     "copy-webpack-plugin": "14.0.0",
     "css-loader": "7.1.4",
-    "css-minimizer-webpack-plugin": "7.0.4",
+    "css-minimizer-webpack-plugin": "8.0.0",
     "eslint": "10.1.0",
     "globals": "^17.4.0",
     "handlebars": "4.7.8",