diff --git a/include/crm/common/output.h b/include/crm/common/output.h
index 6188f19..939972c 100644
--- a/include/crm/common/output.h
+++ b/include/crm/common/output.h
@@ -703,15 +703,14 @@ pcmk__output_create_html_node(pcmk__output_t *out, const char *element_name, con
  * the following code would generate the tag "<meta http-equiv='refresh' content='19'>":
  *
  * \code
- * pcmk__html_add_header(parent, "meta", "http-equiv", "refresh", "content", "19", NULL);
+ * pcmk__html_add_header("meta", "http-equiv", "refresh", "content", "19", NULL);
  * \endcode
  *
- * \param[in,out] parent The node that will be the parent of the new node.
  * \param[in]     name   The HTML tag for the new node.
  * \param[in]     ...    A NULL-terminated key/value list of attributes.
  */
 void
-pcmk__html_add_header(xmlNodePtr parent, const char *name, ...)
+pcmk__html_add_header(const char *name, ...)
 G_GNUC_NULL_TERMINATED;
 
 #ifdef __cplusplus
diff --git a/lib/common/output_html.c b/lib/common/output_html.c
index 6e21031..259e412 100644
--- a/lib/common/output_html.c
+++ b/lib/common/output_html.c
@@ -139,7 +139,7 @@ finish_reset_common(pcmk__output_t *out, crm_exit_t exit_status, bool print) {
 
     /* Add any extra header nodes the caller might have created. */
     for (int i = 0; i < g_slist_length(extra_headers); i++) {
-        xmlAddChild(head_node, g_slist_nth_data(extra_headers, i));
+        xmlAddChild(head_node, xmlCopyNode(g_slist_nth_data(extra_headers, i), 1));
     }
 
     /* Stylesheets are included two different ways.  The first is via a built-in
@@ -185,6 +185,8 @@ html_finish(pcmk__output_t *out, crm_exit_t exit_status, bool print, void **copy
     if (copy_dest != NULL) {
         *copy_dest = copy_xml(priv->root);
     }
+
+    g_slist_free_full(extra_headers, (GDestroyNotify) xmlFreeNode);
 }
 
 static void
@@ -199,7 +201,6 @@ html_reset(pcmk__output_t *out) {
     }
 
     html_free_priv(out);
-    g_slist_free_full(extra_headers, (GDestroyNotify) xmlFreeNode);
     html_init(out);
 }
 
@@ -412,7 +413,7 @@ pcmk__output_create_html_node(pcmk__output_t *out, const char *element_name, con
 }
 
 void
-pcmk__html_add_header(xmlNodePtr parent, const char *name, ...) {
+pcmk__html_add_header(const char *name, ...) {
     htmlNodePtr header_node;
     va_list ap;
 
diff --git a/tools/crm_mon.c b/tools/crm_mon.c
index 7036c3f..2fe9fb4 100644
--- a/tools/crm_mon.c
+++ b/tools/crm_mon.c
@@ -1350,6 +1350,12 @@ main(int argc, char **argv)
         options.mon_ops |= mon_op_print_timing | mon_op_inactive_resources;
     }
 
+    if ((output_format == mon_output_html || output_format == mon_output_cgi) &&
+        out->dest != stdout) {
+        pcmk__html_add_header("meta", "http-equiv", "refresh", "content",
+                              crm_itoa(options.reconnect_msec/1000), NULL);
+    }
+
     crm_info("Starting %s", crm_system_name);
 
     if (cib) {
@@ -2110,15 +2116,6 @@ clean_up_connections(void)
     }
 }
 
-static void
-handle_html_output(crm_exit_t exit_code) {
-    xmlNodePtr html = NULL;
-
-    pcmk__html_add_header(html, "meta", "http-equiv", "refresh", "content",
-                          crm_itoa(options.reconnect_msec/1000), NULL);
-    out->finish(out, exit_code, true, (void **) &html);
-}
-
 /*
  * De-init ncurses, disconnect from the CIB manager, disconnect fencing,
  * deallocate memory and show usage-message if requested.
@@ -2192,16 +2189,7 @@ clean_up(crm_exit_t exit_code)
             CRM_ASSERT(out->dest != NULL);
         }
 
-        switch (output_format) {
-            case mon_output_cgi:
-            case mon_output_html:
-                handle_html_output(exit_code);
-                break;
-
-            default:
-                out->finish(out, exit_code, true, NULL);
-                break;
-        }
+        out->finish(out, exit_code, true, NULL);
 
         pcmk__output_free(out);
         pcmk__unregister_formats();