diff --git a/package-lock.json b/package-lock.json
index 8a1f15434..579532849 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4355,9 +4355,9 @@
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-      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.3.3.tgz",
-      "integrity": "sha512-yRzjxfnggrP/+qVHlUuZz5FZzEbkT+Yt0/Df6ScEMnbbZBLzYB2W0KLxoQCW+THm1SpOsM1ZPcTHAwuvmibIsQ==",
+      "version": "10.3.4",
+      "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.3.4.tgz",
+      "integrity": "sha512-EKjKDXOq7ug+jagLzmnoTRpTT0q1KVzEJqrJd0hCBa7FiG0WbFOBCcJCy2QkW1OckpO3qgttA1aWjVbeIPAecw==",
       "dev": true,
       "requires": {
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@@ -4369,34 +4369,34 @@
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-          "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.16.8.tgz",
-          "integrity": "sha512-sc2m9ohR/49sWEbPj14ZSSZqp+kbi16aLao42Hmn3Z8FpjuMaq2xCA2l4zl9ITfyzvnvyE0hcg62YkIGKxgaNQ==",
+          "version": "4.17.0",
+          "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.17.0.tgz",
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           "dev": true,
           "requires": {
-            "caniuse-lite": "^1.0.30001251",
+            "caniuse-lite": "^1.0.30001254",
             "colorette": "^1.3.0",
-            "electron-to-chromium": "^1.3.811",
+            "electron-to-chromium": "^1.3.830",
             "escalade": "^3.1.1",
             "node-releases": "^1.1.75"
           }
         },
         "caniuse-lite": {
-          "version": "1.0.30001252",
-          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001252.tgz",
-          "integrity": "sha512-I56jhWDGMtdILQORdusxBOH+Nl/KgQSdDmpJezYddnAkVOmnoU8zwjTV9xAjMIYxr0iPreEAVylCGcmHCjfaOw==",
+          "version": "1.0.30001257",
+          "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001257.tgz",
+          "integrity": "sha512-JN49KplOgHSXpIsVSF+LUyhD8PUp6xPpAXeRrrcBh4KBeP7W864jHn6RvzJgDlrReyeVjMFJL3PLpPvKIxlIHA==",
           "dev": true
         },
         "colorette": {
-          "version": "1.3.0",
-          "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.3.0.tgz",
-          "integrity": "sha512-ecORCqbSFP7Wm8Y6lyqMJjexBQqXSF7SSeaTyGGphogUjBlFP9m9o08wy86HL2uB7fMTxtOUzLMk7ogKcxMg1w==",
+          "version": "1.4.0",
+          "resolved": "https://registry.npmjs.org/colorette/-/colorette-1.4.0.tgz",
+          "integrity": "sha512-Y2oEozpomLn7Q3HFP7dpww7AtMJplbM9lGZP6RDfHqmbeRjiwRg4n6VM6j4KLmRke85uWEI7JqF17f3pqdRA0g==",
           "dev": true
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         "electron-to-chromium": {
-          "version": "1.3.822",
-          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.822.tgz",
-          "integrity": "sha512-k7jG5oYYHxF4jx6PcqwHX3JVME/OjzolqOZiIogi9xtsfsmTjTdie4x88OakYFPEa8euciTgCCzvVNwvmjHb1Q==",
+          "version": "1.3.836",
+          "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.3.836.tgz",
+          "integrity": "sha512-Ney3pHOJBWkG/AqYjrW0hr2AUCsao+2uvq9HUlRP8OlpSdk/zOHOUJP7eu0icDvePC9DlgffuelP4TnOJmMRUg==",
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diff --git a/package.json b/package.json
index 8dfa4e9ec..f5dc83b31 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,7 @@
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     "@typescript-eslint/parser": "^4.30.0",
     "@uupaa/dynamic-import-polyfill": "^1.0.2",
-    "autoprefixer": "^10.3.3",
+    "autoprefixer": "^10.3.4",
     "babel-loader": "^8.2.2",
     "babel-plugin-dynamic-import-polyfill": "^1.0.0",
     "clean-webpack-plugin": "^4.0.0",