diff --git a/prism/templates/include/prism/ast.h.erb b/prism/templates/include/prism/ast.h.erb
index 54da751bd5..e5926c112c 100644
--- a/prism/templates/include/prism/ast.h.erb
+++ b/prism/templates/include/prism/ast.h.erb
@@ -151,10 +151,12 @@ typedef struct pm_node {
 <%- nodes.each do |node| -%>
 
 /**
- * <%= node.name %>
- *
- * Type: <%= node.type %>
+<%- node.each_comment_line do |line| -%>
+ *<%= line %>
+<%- end -%>
+ * <%= node.name %> (type: <%= node.type %>)
 <%- if (node_flags = node.flags) -%>
+ *
  * Flags:
 <%- node_flags.values.each do |value| -%>
  *    PM_<%= node_flags.human.upcase %>_<%= value.name %>