diff --git a/package.json b/package.json
index 10b6e087cf1d..5ba2bd9c8e56 100644
--- a/package.json
+++ b/package.json
@@ -220,7 +220,7 @@
     "mdast-util-to-hast": "^13.2.0",
     "mini-css-extract-plugin": "^2.9.2",
     "node-dev": "^8.0.0",
-    "peggy": "^4.1.1",
+    "peggy": "^4.2.0",
     "postcss": "^8.4.49",
     "postcss-flexbugs-fixes": "^5.0.2",
     "postcss-loader": "^8.1.1",
diff --git a/yarn.lock b/yarn.lock
index 1ac45e83d068..d6bb332d1b7b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2695,10 +2695,10 @@
     "@parcel/watcher-win32-ia32" "2.4.1"
     "@parcel/watcher-win32-x64" "2.4.1"
 
-"@peggyjs/from-mem@1.3.4":
-  version "1.3.4"
-  resolved "https://registry.yarnpkg.com/@peggyjs/from-mem/-/from-mem-1.3.4.tgz#430ebc635b2f8ebeeadbc796937bab89e15be2cf"
-  integrity sha512-6DqaCO73ihyM2AJ2Vl4QQGmmU3MoD4hFh0RFRzxPdLkSLfE0QMEyDfaojE/R3KbsL1UP4VQyJA2clwX4agSTBw==
+"@peggyjs/from-mem@1.3.5":
+  version "1.3.5"
+  resolved "https://registry.yarnpkg.com/@peggyjs/from-mem/-/from-mem-1.3.5.tgz#d6294c588517728f73cc6c091706e147f8824be0"
+  integrity sha512-oRyzXE7nirAn+5yYjCdWQHg3EG2XXcYRoYNOK8Quqnmm+9FyK/2YWVunwudlYl++M3xY+gIAdf0vAYS+p0nKfQ==
   dependencies:
     semver "7.6.3"
 
@@ -11509,12 +11509,12 @@ peek-readable@^5.3.1:
   resolved "https://registry.yarnpkg.com/peek-readable/-/peek-readable-5.3.1.tgz#9cc2c275cceda9f3d07a988f4f664c2080387dff"
   integrity sha512-GVlENSDW6KHaXcd9zkZltB7tCLosKB/4Hg0fqBJkAoBgYG2Tn1xtMgXtSUuMU9AK/gCm/tTdT8mgAeF4YNeeqw==
 
-peggy@^4.1.1:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/peggy/-/peggy-4.1.1.tgz#654cd0fe07856172896cca33ae51aefc57cc3db7"
-  integrity sha512-2emciJQKahHJpT7f1asizGSnJ8bq0TKgWMXnCrtAaSH1NIXaGifYxL5m5KMrCdlaqaQJz3SVexNkx+I+Vz66VA==
+peggy@^4.2.0:
+  version "4.2.0"
+  resolved "https://registry.yarnpkg.com/peggy/-/peggy-4.2.0.tgz#9ce13fef2710357e881b57c41d426dbe90e9a001"
+  integrity sha512-ZjzyJYY8NqW8JOZr2PbS/J0UH/hnfGALxSDsBUVQg5Y/I+ZaPuGeBJ7EclUX2RvWjhlsi4pnuL1C/K/3u+cDeg==
   dependencies:
-    "@peggyjs/from-mem" "1.3.4"
+    "@peggyjs/from-mem" "1.3.5"
     commander "^12.1.0"
     source-map-generator "0.8.0"