diff --git a/mos.yml b/mos.yml
index 7ad937a..5f17ec5 100644
--- a/mos.yml
+++ b/mos.yml
@@ -9,6 +9,7 @@ filesystem:
 
 libs:
     # common mgos libs
+  - origin: https://github.com/mongoose-os-libs/ota-http-server
   - origin: https://github.com/mongoose-os-libs/rpc-loopback
   - origin: https://github.com/mongoose-os-libs/rpc-mqtt
   - origin: https://github.com/mongoose-os-libs/rpc-service-config