diff --git a/packages/emotion-hash/dune b/packages/emotion-hash/dune
index e66adf2ab..bc070aaa0 100644
--- a/packages/emotion-hash/dune
+++ b/packages/emotion-hash/dune
@@ -3,4 +3,10 @@
 (library
  (name emotion_hash)
  (public_name styled-ppx.emotion-hash)
+ (modules hash)
  (modes :standard melange))
+
+(melange.emit
+ (target emotion-hash-js)
+ (libraries emotion_hash)
+ (modules js))
diff --git a/packages/emotion-hash/js.ml b/packages/emotion-hash/js.ml
index e75a0a4b7..ae9f5f183 100644
--- a/packages/emotion-hash/js.ml
+++ b/packages/emotion-hash/js.ml
@@ -1 +1 @@
-let default = Hash.make
+let default = Emotion_hash.Hash.make
diff --git a/packages/emotion-hash/package.json b/packages/emotion-hash/package.json
deleted file mode 100644
index c97cd4707..000000000
--- a/packages/emotion-hash/package.json
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  "name": "mocked_hash_js",
-  "main": "./dist/mocked-hash-js/hash_js.js"
-}