diff --git a/tasks/k8s_module_prerequisites.yml b/tasks/k8s_module_prerequisites.yml
index 89a00ce..6bc4a87 100644
--- a/tasks/k8s_module_prerequisites.yml
+++ b/tasks/k8s_module_prerequisites.yml
@@ -10,4 +10,12 @@
 - name: ensure k8s module dependencies are installed
   ansible.builtin.pip:
     name: "{{ longhorn_k8s_module_dependencies }}"
-    state: present
\ No newline at end of file
+    state: present
+
+- name: install helm diff
+  kubernetes.core.helm_plugin:
+    plugin_path: "https://github.com/databus23/helm-diff"
+    plugin_version: 3.9.5
+    state: present
+  environment:
+    KUBECONFIG: "{{ longhorn_kubeconfig_path }}"