diff --git a/.gitignore b/.gitignore
index 93c41db2..197fc73a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+# Local machine configuration (not shared)
+CLAUDE.local.md
+
 # ESP32 firmware build artifacts and local config (contains WiFi credentials)
 firmware/esp32-csi-node/build/
 firmware/esp32-csi-node/sdkconfig