diff --git a/roles/ntopng/vars/os_Ubuntu_20.yml b/roles/ntopng/vars/os_Ubuntu_20.yml
index 6a66665..f6a8269 100644
--- a/roles/ntopng/vars/os_Ubuntu_20.yml
+++ b/roles/ntopng/vars/os_Ubuntu_20.yml
@@ -13,3 +13,5 @@ ntopng_dependency_packages:
   - libmaxminddb-dev
   - libjson-c-dev
   - git
+  - build-essential
+  - libczmq-dev