diff --git a/tests/fable/yarn.lock b/tests/fable/yarn.lock
index 7454f9b9..41012cf5 100644
--- a/tests/fable/yarn.lock
+++ b/tests/fable/yarn.lock
@@ -238,9 +238,9 @@ jackspeak@^3.1.2:
     "@pkgjs/parseargs" "^0.11.0"
 
 js-yaml@^4.1.0:
-  version "4.1.1"
-  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-4.1.1.tgz#854c292467705b699476e1a2decc0c8a3458806b"
-  integrity sha512-qQKT4zQxXl8lLwBtHMWwaTcGfFOZviOJet3Oy/xmGk2gZH677CJM9EvtfdSkgWcATZhj/55JZ0rmy3myCT5lsA==
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/js-yaml/-/js-yaml-4.3.0.tgz#d1900572a7f7cf0b5f540c83673e60bad3436592"
+  integrity sha512-1td788aAnnZ5qs7V2QIRl1owjtYpbKt749Y3xauqQgwIIGF/xXWz1wMTEBx5O3LK3lXLVuqXPdPxj2BoFHaW9Q==
   dependencies:
     argparse "^2.0.1"