diff --git a/.claude/CLAUDE.md b/.claude/CLAUDE.md
new file mode 100644
index 000000000..d7ca338e1
--- /dev/null
+++ b/.claude/CLAUDE.md
@@ -0,0 +1,13 @@
+# Claude Code Settings for Bigcapital
+
+## Node.js Version
+
+Always use Node.js 18.16.1 for this project. Before running any npm/pnpm/node commands:
+
+```bash
+nvm use 18.16.1
+```
+
+## Package Manager
+
+Use `pnpm` for this project.
diff --git a/.nvmrc b/.nvmrc
index 559d9a7d1..3876fd498 100644
--- a/.nvmrc
+++ b/.nvmrc
@@ -1 +1 @@
-v14.20
\ No newline at end of file
+18.16.1