[Minor] Fix html tags use

diff --git a/lualib/rspamadm/mime.lua b/lualib/rspamadm/mime.lua
index 2870ca37113e90ace42c5b5050a6c11718d72d20..6294f373fdae26be10345f61fb8bb928c59d961d 100644 (file)
--- a/lualib/rspamadm/mime.lua
+++ b/lualib/rspamadm/mime.lua
@@ -397,7 +397,7 @@ local function extract_handler(opts)
                 end
                 local content = tag:get_content()
                 if content then
-                  elt.content = content
+                  elt.content = tostring(content)
                 end
                 table.insert(res, elt)
               end)