diff --git a/repo-scripts/size-analysis/package.json b/repo-scripts/size-analysis/package.json
index 50a95d9db54..47e30d50f49 100644
--- a/repo-scripts/size-analysis/package.json
+++ b/repo-scripts/size-analysis/package.json
@@ -30,7 +30,7 @@
     "@types/webpack": "5.28.0",
     "webpack-virtual-modules": "0.4.3",
     "child-process-promise": "2.2.1",
-    "memfs": "3.3.0",
+    "memfs": "3.4.1",
     "tmp": "0.2.1",
     "typescript": "4.2.2",
     "terser": "5.9.0",
diff --git a/yarn.lock b/yarn.lock
index c5e05f904c3..c5177e097ef 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -11455,10 +11455,10 @@ media-typer@0.3.0:
   resolved "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
   integrity sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=
 
-memfs@3.3.0:
-  version "3.3.0"
-  resolved "https://registry.npmjs.org/memfs/-/memfs-3.3.0.tgz#4da2d1fc40a04b170a56622c7164c6be2c4cbef2"
-  integrity sha512-BEE62uMfKOavX3iG7GYX43QJ+hAeeWnwIAuJ/R6q96jaMtiLzhsxHJC8B1L7fK7Pt/vXDRwb3SG/yBpNGDPqzg==
+memfs@3.4.1:
+  version "3.4.1"
+  resolved "https://registry.npmjs.org/memfs/-/memfs-3.4.1.tgz#b78092f466a0dce054d63d39275b24c71d3f1305"
+  integrity sha512-1c9VPVvW5P7I85c35zAdEr1TD5+F11IToIHIlrVIcflfnzPkJa0ZoYEoEdYDP8KgPFoSZ/opDrUsAoZWym3mtw==
   dependencies:
     fs-monkey "1.0.3"