diff --git a/wnfs-wasm/yarn.lock b/wnfs-wasm/yarn.lock
index 2e4c90d5..2a55b5dc 100644
--- a/wnfs-wasm/yarn.lock
+++ b/wnfs-wasm/yarn.lock
@@ -2018,9 +2018,9 @@ multiformats@^11.0.0:
   integrity sha512-b5mYMkOkARIuVZCpvijFj9a6m5wMVLC7cf/jIPd5D/ARDOfLC5+IFkbgDXQgcU2goIsTD/O9NY4DI/Mt4OGvlg==
 
 multiformats@^12.0.1:
-  version "12.1.0"
-  resolved "https://registry.yarnpkg.com/multiformats/-/multiformats-12.1.0.tgz#0c344239c7d8dc60c8079935b1dbb12e39d22214"
-  integrity sha512-/qTOKKnU8nwcVURjRcS+UN0QYgdS5BPZzY10Aiciu2SqncyCVMGV8KtD83EBFmsuJDsSEmT4sGvzcTkCoMw0sQ==
+  version "12.1.3"
+  resolved "https://registry.yarnpkg.com/multiformats/-/multiformats-12.1.3.tgz#cbf7a9861e11e74f8228b21376088cb43ba8754e"
+  integrity sha512-eajQ/ZH7qXZQR2AgtfpmSMizQzmyYVmCql7pdhldPuYQi4atACekbJaQplk6dWyIi10jCaFnd6pqvcEFXjbaJw==
 
 nanoid@^3.3.6:
   version "3.3.6"