diff --git a/src/form.cc b/src/form.cc
index b775a58..8380756 100644
--- a/src/form.cc
+++ b/src/form.cc
@@ -994,7 +994,7 @@ void DilloHtmlFormImpl::eventHandler(Resource *resource, EventButton *event)
 {
    _MSG("DilloHtmlFormImpl::eventHandler\n");
    if (event && (event->button == 3)) {
-      a_UIcmd_form_popup(html->bw, html->page_url, this, showing_hiddens);
+      a_UIcmd_form_popup(html->bw, html->page_url.get(), this, showing_hiddens);
    } else {
       auto input = getInput(resource);
       if (input) {
diff --git a/src/html.cc b/src/html.cc
index 7b3f8d0..75577f1 100644
--- a/src/html.cc
+++ b/src/html.cc
@@ -445,7 +445,7 @@ DilloHtml::DilloHtml(BrowserWindow *p_bw, const DilloUrl *url,
 {
    /* Init main variables */
    bw = p_bw;
-   page_url = a_Url_dup(url).release();
+   page_url = a_Url_dup(url);
    base_url = a_Url_dup(url).release();
    dw = NULL;
 
@@ -473,7 +473,7 @@ DilloHtml::DilloHtml(BrowserWindow *p_bw, const DilloUrl *url,
    DocType = DT_NONE;    /* assume Tag Soup 0.0!   :-) */
    DocTypeVersion = 0.0f;
 
-   styleEngine = std::make_unique< StyleEngine >(HT2LT (this), page_url, base_url, bw->zoom);
+   styleEngine = std::make_unique< StyleEngine >(HT2LT (this), page_url.get(), base_url, bw->zoom);
 
    stack = new misc::SimpleVector <DilloHtmlState> (16);
    stack->increase();
@@ -548,7 +548,6 @@ DilloHtml::~DilloHtml()
 
    a_Bw_remove_doc(bw, this);
 
-   delete page_url;
    delete base_url;
 }
 
@@ -689,7 +688,7 @@ void DilloHtml::loadImages (const DilloUrl *pattern)
     * If the possible patterns become more complex, it might be good to have
     * the caller supply the requester instead.
     */
-   const DilloUrl *requester = pattern ? NULL : this->page_url;
+   const DilloUrl *requester = pattern ? NULL : this->page_url.get();
 
    for (int i = 0; i < images.size(); i++) {
       DilloHtmlImage *hi = images.at(i).get();
@@ -749,14 +748,14 @@ bool DilloHtml::HtmlLinkReceiver::press (Widget *widget, int link, int img,
             linkurl = html->links.at(link).get();
          const bool_t loaded_img = (html->images.at(img)->image == NULL);
          a_UIcmd_image_popup(bw, html->images.at(img)->url.get(), loaded_img,
-                             html->page_url, linkurl);
+                             html->page_url.get(), linkurl);
          ret = true;
       } else {
          if (link == -1) {
             a_UIcmd_page_popup(bw, bw->num_page_bugs != 0, &html->cssUrls);
             ret = true;
          } else {
-            a_UIcmd_link_popup(bw, html->links.at(link).get(), html->page_url);
+            a_UIcmd_link_popup(bw, html->links.at(link).get(), html->page_url.get());
             ret = true;
          }
       }
@@ -1689,7 +1688,7 @@ static void Html_tag_close_title(DilloHtml *html)
       if (!title || title[0] == '\0')
          return;
       a_UIcmd_set_page_title(html->bw, title);
-      a_History_set_title_by_url(html->page_url, title);
+      a_History_set_title_by_url(html->page_url.get(), title);
    }
 }
 
@@ -2131,7 +2130,7 @@ std::shared_ptr< DilloImage > a_Html_image_new(DilloHtml *html, const char *tag,
               !dStrAsciiCasecmp(URL_SCHEME(hi->url.get()), "data") ||
               (a_Capi_get_flags_with_redirection(hi->url.get()) & CAPI_IsCached);
 
-   if (load_now && Html_load_image(html->bw, hi->url.get(), html->page_url, image)) {
+   if (load_now && Html_load_image(html->bw, hi->url.get(), html->page_url.get(), image)) {
       // hi->image is NULL if dillo tries to load the image immediately
       hi->image = nullptr;
    } else {
@@ -3046,7 +3045,7 @@ static int Html_tag_pre_excludes(DilloHtml *html, int tag_idx)
  */
 static void Html_update_content_type(DilloHtml *html, const char *content)
 {
-   const char *new_content = a_Capi_set_content_type(html->page_url, content,
+   const char *new_content = a_Capi_set_content_type(html->page_url.get(), content,
                                                      "meta");
    /* Cannot ask cache whether the content type was changed, as
     * this code in another bw might have already changed it for us.
@@ -3227,7 +3226,7 @@ void a_Html_load_stylesheet(DilloHtml *html, DilloUrl *url)
    } else {
       /* Fill a Web structure for the cache query */
       int ClientKey;
-      DilloWeb *Web = a_Web_new(html->bw, url, html->page_url);
+      DilloWeb *Web = a_Web_new(html->bw, url, html->page_url.get());
       Web->flags |= WEB_Stylesheet;
       if ((ClientKey = a_Capi_open_url(Web, Html_css_load_callback, NULL))) {
          ++html->bw->NumPendingStyleSheets;
diff --git a/src/html_common.hh b/src/html_common.hh
index 99e9572..2854468 100644
--- a/src/html_common.hh
+++ b/src/html_common.hh
@@ -167,7 +167,8 @@ private:
 public:  //BUG: for now everything is public
 
    BrowserWindow *bw;
-   DilloUrl *page_url, *base_url;
+   std::unique_ptr< DilloUrl > page_url;
+   DilloUrl *base_url;
    dw::core::Widget *dw;    /* this is duplicated in the stack */
 
    /* -------------------------------------------------------------------*/