diff --git a/.changeset/loud-doors-think.md b/.changeset/loud-doors-think.md
index 641522b957..a2dccc1e08 100644
--- a/.changeset/loud-doors-think.md
+++ b/.changeset/loud-doors-think.md
@@ -1,5 +1,6 @@
 ---
 '@urql/core': patch
+'@urql/exchange-graphcache': patch
 ---
 
-Make the extension of the main export unknown, this way a resolver will pick one from itself"
+Make the extension of the main export unknown, which fixes a Webpack issue where the resolver won't pick `module` fields in `package.json` files once it's importing from another `.mjs` file.