diff --git a/coc/extensions/package.json b/coc/extensions/package.json
new file mode 100644
index 0000000..cb3c847
--- /dev/null
+++ b/coc/extensions/package.json
@@ -0,0 +1,10 @@
+{
+  "dependencies": {
+    "coc-css": ">=1.2.5",
+    "coc-eslint": ">=1.3.1",
+    "coc-html": ">=1.2.4",
+    "coc-json": ">=1.3.1",
+    "coc-prettier": ">=1.1.17",
+    "coc-tsserver": ">=1.5.7"
+  }
+}
\ No newline at end of file