diff --git a/package-lock.json b/package-lock.json
index e960b0de..5906083c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2083,9 +2083,9 @@
       },
       "dependencies": {
         "estree-walker": {
-          "version": "2.0.1",
-          "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-2.0.1.tgz",
-          "integrity": "sha512-tF0hv+Yi2Ot1cwj9eYHtxC0jB9bmjacjQs6ZBTj82H8JwUywFuc+7E83NWfNMwHXZc11mjfFcVXPe9gEP4B8dg==",
+          "version": "2.0.2",
+          "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-2.0.2.tgz",
+          "integrity": "sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/w==",
           "dev": true
         }
       }
@@ -9206,12 +9206,12 @@
       }
     },
     "rollup-plugin-css-only": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-css-only/-/rollup-plugin-css-only-3.0.0.tgz",
-      "integrity": "sha512-v6ZZuApxXl/Z07jAmH+p5HsLPMW2BHIRJ4Tpxv22S+jpINZ1QFxWoeMDMyFDd+XM1jFcQeshkjuD8xUVOJJG7Q==",
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-css-only/-/rollup-plugin-css-only-3.1.0.tgz",
+      "integrity": "sha512-TYMOE5uoD76vpj+RTkQLzC9cQtbnJNktHPB507FzRWBVaofg7KhIqq1kGbcVOadARSozWF883Ho9KpSPKH8gqA==",
       "dev": true,
       "requires": {
-        "@rollup/pluginutils": "3 || 4"
+        "@rollup/pluginutils": "4"
       }
     },
     "rollup-plugin-dsv": {
diff --git a/package.json b/package.json
index 31122a15..5d7abee9 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "npm-run-all": "^4.1.5",
     "rollup": "^2.34.2",
     "rollup-plugin-commonjs": "^10.1.0",
-    "rollup-plugin-css-only": "^3.0.0",
+    "rollup-plugin-css-only": "^3.1.0",
     "rollup-plugin-dsv": "^1.2.0",
     "rollup-plugin-json": "^4.0.0",
     "rollup-plugin-livereload": "^2.0.0",