diff --git a/digdag-ui/package-lock.json b/digdag-ui/package-lock.json
index 5b7721c4b9..b7a65926b8 100644
--- a/digdag-ui/package-lock.json
+++ b/digdag-ui/package-lock.json
@@ -19,7 +19,7 @@
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         "jquery": "3.5.1",
         "js-untar": "^2.0.0",
-        "js-yaml": "3.13.1",
+        "js-yaml": "4.2.0",
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@@ -2119,6 +2119,14 @@
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+    "node_modules/@eslint/eslintrc/node_modules/argparse": {
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+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
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@@ -2157,6 +2165,18 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
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+        "esprima": "^4.0.0"
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@@ -2271,6 +2291,15 @@
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+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
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@@ -2284,6 +2313,19 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+      "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
+      "dev": true,
+      "dependencies": {
+        "argparse": "^1.0.7",
+        "esprima": "^4.0.0"
+      },
+      "bin": {
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-      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
-      "dependencies": {
-        "sprintf-js": "~1.0.2"
-      }
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+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
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@@ -8245,6 +8284,14 @@
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+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
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+      "dependencies": {
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+      }
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@@ -8395,6 +8442,18 @@
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+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+      "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
+      "dependencies": {
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+        "esprima": "^4.0.0"
+      },
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+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
+      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/puzrin"
+        },
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/nodeca"
+        }
+      ],
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-        "argparse": "^1.0.7",
-        "esprima": "^4.0.0"
+        "argparse": "^2.0.1"
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@@ -18755,7 +18823,7 @@
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       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
+      "integrity": "sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g=="
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@@ -18953,11 +19021,6 @@
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-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
-      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="
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@@ -19211,17 +19274,6 @@
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-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.1.0.tgz",
-      "integrity": "sha512-wpxZs9NoxZaJESJGIZTyDEaYpl0FKSA+FB9aJiyemKhMwkxQg63h4T1KJgUGHpTqPDNRcmmYLugrRjJlBtWvRA==",
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-      },
-      "bin": {
-        "js-yaml": "bin/js-yaml.js"
-      }
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@@ -23631,6 +23683,14 @@
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+          "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+          "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+          "requires": {
+            "sprintf-js": "~1.0.2"
+          }
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         },
+        "js-yaml": {
+          "version": "3.14.2",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+          "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
+          "requires": {
+            "argparse": "^1.0.7",
+            "esprima": "^4.0.0"
+          }
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           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -23737,6 +23806,15 @@
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+        "argparse": {
+          "version": "1.0.10",
+          "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+          "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+          "dev": true,
+          "requires": {
+            "sprintf-js": "~1.0.2"
+          }
+        },
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           "resolved": "https://registry.npmjs.org/find-up/-/find-up-4.1.0.tgz",
@@ -23747,6 +23825,16 @@
             "path-exists": "^4.0.0"
           }
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+        "js-yaml": {
+          "version": "3.14.2",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+          "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
+          "dev": true,
+          "requires": {
+            "argparse": "^1.0.7",
+            "esprima": "^4.0.0"
+          }
+        },
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           "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-5.0.0.tgz",
@@ -25640,12 +25728,9 @@
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-      "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
-      "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
-      "requires": {
-        "sprintf-js": "~1.0.2"
-      }
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q=="
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@@ -28175,6 +28260,14 @@
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+        "argparse": {
+          "version": "1.0.10",
+          "resolved": "https://registry.npmjs.org/argparse/-/argparse-1.0.10.tgz",
+          "integrity": "sha512-o5Roy6tNG4SL/FOkCAN6RzjiakZS25RLYFrcMttJqbdd8BWrnA+fGz57iN5Pb06pvBGvl5gQ0B48dJlslXvoTg==",
+          "requires": {
+            "sprintf-js": "~1.0.2"
+          }
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         },
+        "js-yaml": {
+          "version": "3.14.2",
+          "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.14.2.tgz",
+          "integrity": "sha512-PMSmkqxr106Xa156c2M265Z+FTrPl+oxd/rgOQy2tijQeK5TxQ43psO1ZCwhVOSdnn+RzkzlRz/eY4BgJBYVpg==",
+          "requires": {
+            "argparse": "^1.0.7",
+            "esprima": "^4.0.0"
+          }
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           "resolved": "https://registry.npmjs.org/levn/-/levn-0.4.1.tgz",
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-      "version": "3.13.1",
-      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-3.13.1.tgz",
-      "integrity": "sha512-YfbcO7jXDdyj0DGxYVSlSeQNHbD7XPWvrVWeVUujrQEoZzWJIRrCPoyk6kL6IAjAG2IolMK4T0hNUe0HOUs5Jw==",
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/js-yaml/-/js-yaml-4.2.0.tgz",
+      "integrity": "sha512-ePWsvanv0DWuDRsW8dnt+R4jQ31SCRCQ7hhNcPXZPsoBZiemuZNYGf7adZdqX2D86j6rvKp3RpCxVTSb8WQlOw==",
       "requires": {
-        "argparse": "^1.0.7",
-        "esprima": "^4.0.0"
+        "argparse": "^2.0.1"
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@@ -36568,7 +36669,7 @@
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       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.0.3.tgz",
-      "integrity": "sha1-BOaSb2YolTVPPdAVIDYzuFcpfiw="
+      "integrity": "sha512-D9cPgkvLlV3t3IzL0D0YLvGA9Ahk4PcvVwUbN0dSGr1aP0Nrt4AEnTUbuGvquEC0mA64Gqt1fzirlRs5ibXx8g=="
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@@ -36672,11 +36773,6 @@
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diff --git a/digdag-ui/package.json b/digdag-ui/package.json
index 9aba039823..593bf46417 100644
--- a/digdag-ui/package.json
+++ b/digdag-ui/package.json
@@ -28,7 +28,7 @@
     "duration": "^0.2.0",
     "jquery": "3.5.1",
     "js-untar": "^2.0.0",
-    "js-yaml": "3.13.1",
+    "js-yaml": "4.2.0",
     "lodash": "^4.17.21",
     "lru-cache": "4.0.2",
     "macaddress": "0.2.9",