diff --git a/cozo-lib-nodejs/package.json b/cozo-lib-nodejs/package.json
index 9b720c1b..23369618 100644
--- a/cozo-lib-nodejs/package.json
+++ b/cozo-lib-nodejs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cozo-node",
-  "version": "0.3.0",
+  "version": "0.3.1",
   "description": "Cozo database for NodeJS",
   "main": "index",
   "files": [
@@ -8,7 +8,7 @@
     "LICENSE.txt"
   ],
   "binary": {
-    "module_name": "index",
+    "module_name": "cozo_node_prebuilt",
     "host": "https://github.com/cozodb/cozo-lib-nodejs/releases/download/",
     "remote_path": "{version}",
     "package_name": "{napi_build_version}-{platform}-{arch}.tar.gz",
diff --git a/scripts/compress.sh b/scripts/compress.sh
index 8d05c2de..4214a3ef 100755
--- a/scripts/compress.sh
+++ b/scripts/compress.sh
@@ -21,41 +21,41 @@ NODE_DIR_INNER=cozo-lib-nodejs/build/stage/$VERSION/6
 
 rm -fr $NODE_DIR_INNER
 mkdir -p $NODE_DIR_INNER
-cp release/libcozo_node-$VERSION-aarch64-apple-darwin.dylib.gz $NODE_DIR_INNER/index.node.gz
+cp release/libcozo_node-$VERSION-aarch64-apple-darwin.dylib.gz $NODE_DIR_INNER/cozo_node_prebuilt.gz
 pushd $NODE_DIR
-gunzip 6/index.node.gz
+gunzip 6/cozo_node_prebuilt.gz
 tar cvzf 6-darwin-arm64.tar.gz 6/
 popd
 
 rm -fr $NODE_DIR_INNER
 mkdir -p $NODE_DIR_INNER
-cp release/libcozo_node-$VERSION-x86_64-apple-darwin.dylib.gz $NODE_DIR_INNER/index.node.gz
+cp release/libcozo_node-$VERSION-x86_64-apple-darwin.dylib.gz $NODE_DIR_INNER/cozo_node_prebuilt.gz
 pushd $NODE_DIR
-gunzip 6/index.node.gz
+gunzip 6/cozo_node_prebuilt.gz
 tar cvzf 6-darwin-x64.tar.gz 6/
 popd
 
 rm -fr $NODE_DIR_INNER
 mkdir -p $NODE_DIR_INNER
-cp release/libcozo_node-$VERSION-x86_64-unknown-linux-gnu.so.gz $NODE_DIR_INNER/index.node.gz
+cp release/libcozo_node-$VERSION-x86_64-unknown-linux-gnu.so.gz $NODE_DIR_INNER/cozo_node_prebuilt.gz
 pushd $NODE_DIR
-gunzip 6/index.node.gz
+gunzip 6/cozo_node_prebuilt.gz
 tar cvzf 6-linux-x64.tar.gz 6/
 popd
 
 rm -fr $NODE_DIR_INNER
 mkdir -p $NODE_DIR_INNER
-cp release/libcozo_node-$VERSION-aarch64-unknown-linux-gnu.so.gz $NODE_DIR_INNER/index.node.gz
+cp release/libcozo_node-$VERSION-aarch64-unknown-linux-gnu.so.gz $NODE_DIR_INNER/cozo_node_prebuilt.gz
 pushd $NODE_DIR
-gunzip 6/index.node.gz
+gunzip 6/cozo_node_prebuilt.gz
 tar cvzf 6-linux-arm64.tar.gz 6/
 popd
 
 rm -fr $NODE_DIR_INNER
 mkdir -p $NODE_DIR_INNER
-cp release/libcozo_node-$VERSION-x86_64-pc-windows-msvc.dll.gz $NODE_DIR_INNER/index.node.gz
+cp release/libcozo_node-$VERSION-x86_64-pc-windows-msvc.dll.gz $NODE_DIR_INNER/cozo_node_prebuilt.gz
 pushd $NODE_DIR
-gunzip 6/index.node.gz
+gunzip 6/cozo_node_prebuilt.gz
 tar cvzf 6-win32-x64.tar.gz 6/
 popd