diff --git a/js/package.json b/js/package.json
index 4edd2fe1b9..ee07d7e99c 100644
--- a/js/package.json
+++ b/js/package.json
@@ -99,7 +99,7 @@
     "ix": "6.0.0",
     "jest": "29.7.0",
     "jest-silent-reporter": "0.6.0",
-    "memfs": "4.9.2",
+    "memfs": "4.12.0",
     "mkdirp": "3.0.1",
     "multistream": "4.1.0",
     "regenerator-runtime": "0.14.1",
diff --git a/js/yarn.lock b/js/yarn.lock
index 0cfcede67f..25907fdfb8 100644
--- a/js/yarn.lock
+++ b/js/yarn.lock
@@ -966,10 +966,10 @@
     hyperdyperid "^1.2.0"
     thingies "^1.20.0"
 
-"@jsonjoy.com/util@^1.1.2":
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/@jsonjoy.com/util/-/util-1.1.2.tgz#5072c27ecdb16d1ed7a2d125a1d0ed8aba01d652"
-  integrity sha512-HOGa9wtE6LEz2I5mMQ2pMSjth85PmD71kPbsecs02nEUq3/Kw0wRK3gmZn5BCEB8mFLXByqPxjHgApoMwIPMKQ==
+"@jsonjoy.com/util@^1.1.2", "@jsonjoy.com/util@^1.3.0":
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/@jsonjoy.com/util/-/util-1.3.0.tgz#e5623885bb5e0c48c1151e4dae422fb03a5887a1"
+  integrity sha512-Cebt4Vk7k1xHy87kHY7KSPLT77A7Ev7IfOblyLZhtYEhrdQ6fX4EoLq3xOQ3O/DRMEh2ok5nyC180E+ABS8Wmw==
 
 "@nodelib/fs.scandir@2.1.5":
   version "2.1.5"
@@ -5154,14 +5154,14 @@ matchdep@^2.0.0:
     resolve "^1.4.0"
     stack-trace "0.0.10"
 
-memfs@4.9.2:
-  version "4.9.2"
-  resolved "https://registry.yarnpkg.com/memfs/-/memfs-4.9.2.tgz#42e7b48207268dad8c9c48ea5d4952c5d3840433"
-  integrity sha512-f16coDZlTG1jskq3mxarwB+fGRrd0uXWt+o1WIhRfOwbXQZqUDsTVxQBFK9JjRQHblg8eAG2JSbprDXKjc7ijQ==
+memfs@4.12.0:
+  version "4.12.0"
+  resolved "https://registry.yarnpkg.com/memfs/-/memfs-4.12.0.tgz#76570478aee461695fb3336ca3356a7a8cfc26cc"
+  integrity sha512-74wDsex5tQDSClVkeK1vtxqYCAgCoXxx+K4NSHzgU/muYVYByFqa+0RnrPO9NM6naWm1+G9JmZ0p6QHhXmeYfA==
   dependencies:
     "@jsonjoy.com/json-pack" "^1.0.3"
-    "@jsonjoy.com/util" "^1.1.2"
-    sonic-forest "^1.0.0"
+    "@jsonjoy.com/util" "^1.3.0"
+    tree-dump "^1.0.1"
     tslib "^2.0.0"
 
 memoizee@0.4.X:
@@ -6381,13 +6381,6 @@ snapdragon@^0.8.1:
     source-map-resolve "^0.5.0"
     use "^3.1.0"
 
-sonic-forest@^1.0.0:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/sonic-forest/-/sonic-forest-1.0.2.tgz#d80aa621d1cffe75a606ca44789ccff30f5b9ce6"
-  integrity sha512-2rICdwIJi5kVlehMUVtJeHn3ohh5YZV4pDv0P0c1M11cRz/gXNViItpM94HQwfvnXuzybpqK0LZJgTa3lEwtAw==
-  dependencies:
-    tree-dump "^1.0.0"
-
 source-map-resolve@^0.5.0:
   version "0.5.3"
   resolved "https://registry.yarnpkg.com/source-map-resolve/-/source-map-resolve-0.5.3.tgz#190866bece7553e1f8f267a2ee82c606b5509a1a"
@@ -6873,10 +6866,10 @@ totalist@^3.0.0:
   resolved "https://registry.yarnpkg.com/totalist/-/totalist-3.0.1.tgz#ba3a3d600c915b1a97872348f79c127475f6acf8"
   integrity sha512-sf4i37nQ2LBx4m3wB74y+ubopq6W/dIzXg0FDGjsYnZHVa1Da8FH853wlL2gtUhg+xJXjfk3kUZS3BRoQeoQBQ==
 
-tree-dump@^1.0.0:
-  version "1.0.1"
-  resolved "https://registry.yarnpkg.com/tree-dump/-/tree-dump-1.0.1.tgz#b448758da7495580e6b7830d6b7834fca4c45b96"
-  integrity sha512-WCkcRBVPSlHHq1dc/px9iOfqklvzCbdRwvlNfxGZsrHqf6aZttfPrd7DJTt6oR10dwUfpFFQeVTkPbBIZxX/YA==
+tree-dump@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/tree-dump/-/tree-dump-1.0.2.tgz#c460d5921caeb197bde71d0e9a7b479848c5b8ac"
+  integrity sha512-dpev9ABuLWdEubk+cIaI9cHwRNNDjkBBLXTwI4UCUFdQ5xXKqNXoK4FEciw/vxf+NQ7Cb7sGUyeUtORvHIdRXQ==
 
 trim-newlines@^4.0.2:
   version "4.1.1"