diff --git a/x-pack/plugins/security_solution/public/management/components/policy_response/policy_response.tsx b/x-pack/plugins/security_solution/public/management/components/policy_response/policy_response.tsx
index 27b6284d0d2e3..b468dce0a5b48 100644
--- a/x-pack/plugins/security_solution/public/management/components/policy_response/policy_response.tsx
+++ b/x-pack/plugins/security_solution/public/management/components/policy_response/policy_response.tsx
@@ -35,6 +35,7 @@ const StyledEuiTreeView = styled(EuiTreeView)`
     max-height: none !important;
     .policy-response-action-expanded + div {
       .euiTreeView__node {
+        // When response action item displays a callout, this needs to be overwritten to remove the default max height of EuiTreeView
         max-height: none !important;
         padding-top: ${({ theme }) => theme.eui.paddingSizes.s};
         padding-bottom: ${({ theme }) => theme.eui.paddingSizes.s};