diff --git a/roles/kubernetes/preinstall/vars/ubuntu-21.04.yml b/roles/kubernetes/preinstall/vars/ubuntu-21.04.yml
deleted file mode 100644
index ca37a0a8506dd3284a7a9f2860457799bd23fae2..0000000000000000000000000000000000000000
--- a/roles/kubernetes/preinstall/vars/ubuntu-21.04.yml
+++ /dev/null
@@ -1,7 +0,0 @@
----
-required_pkgs:
-  - python3-apt
-  - aufs-tools
-  - apt-transport-https
-  - software-properties-common
-  - conntrack
diff --git a/roles/kubernetes/preinstall/vars/ubuntu.yml b/roles/kubernetes/preinstall/vars/ubuntu.yml
index 8eda89b4e02ea5b5aebe33664f67382b4dca59f0..ca37a0a8506dd3284a7a9f2860457799bd23fae2 100644
--- a/roles/kubernetes/preinstall/vars/ubuntu.yml
+++ b/roles/kubernetes/preinstall/vars/ubuntu.yml
@@ -1,6 +1,6 @@
 ---
 required_pkgs:
-  - python-apt
+  - python3-apt
   - aufs-tools
   - apt-transport-https
   - software-properties-common