diff --git a/platformio.ini b/platformio.ini
index cf98794..797c58c 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -38,6 +38,7 @@ lib_deps = ${common.lib_deps}
     ArduinoOTA
     ESP8266mDNS
     ESP Async WebServer
+    painlessMesh
     https://gitlab.com/wirelos/sprocket-lib.git#develop
     https://gitlab.com/wirelos/sprocket-plugin-web.git