diff --git a/qutebrowser/browser/browsertab.py b/qutebrowser/browser/browsertab.py
index 1e0d62c51..7e78b2621 100644
--- a/qutebrowser/browser/browsertab.py
+++ b/qutebrowser/browser/browsertab.py
@@ -812,15 +812,6 @@ class AbstractTab(QWidget):
             self.title_changed.emit(url.toDisplayString())
         self.url_changed.emit(url)
 
-        url = self.url(requested=True)
-
-        # Ignore blank QUrls to avoid crashes.
-        if not url.isValid():
-            log.webview.debug("Not updating per-domain stylesheets due to the QUrl being blank")
-            return
-
-        self._update_stylesheet(url)
-
     @pyqtSlot()
     def _on_load_started(self):
         self._progress = 0
diff --git a/qutebrowser/browser/webengine/webenginetab.py b/qutebrowser/browser/webengine/webenginetab.py
index 5f0952bca..05bc843b7 100644
--- a/qutebrowser/browser/webengine/webenginetab.py
+++ b/qutebrowser/browser/webengine/webenginetab.py
@@ -790,14 +790,32 @@ class _WebEngineScripts(QObject):
 
     def connect_signals(self):
         config.instance.changed.connect(self._on_config_changed)
+        self._tab.url_changed.connect(self._update_stylesheet)
+        self._tab.load_finished.connect(self._on_load_finished)
 
     @pyqtSlot(str)
     def _on_config_changed(self, option):
         if option in ['scrolling.bar', 'content.user_stylesheets']:
             self._init_stylesheet()
-            url = self.url(requested=True)
+            url = self._tab.url(requested=True)
             self._update_stylesheet(url=url)
 
+    @pyqtSlot()
+    def _on_url_changed(self):
+        requested_url = self._tab.url(requested=True)
+
+        # Ignore blank QUrls to avoid crashes.
+        if not requested_url.isValid():
+            log.webview.debug("Not updating per-domain stylesheets due to the QUrl being blank")
+            return
+
+        self._update_stylesheet(requested_url)
+
+    @pyqtSlot()
+    def _on_load_finished(self):
+        url = self._tab.url(requested=True)
+        self._update_stylesheet(url)
+
     def _update_stylesheet(self, url=None):
         """Update the custom stylesheet in existing tabs."""
         css = shared.get_user_stylesheet(url=url)
@@ -1226,9 +1244,6 @@ class WebEngineTab(browsertab.AbstractTab):
             # the old icon is still displayed.
             self.icon_changed.emit(QIcon())
 
-        url = self.url(requested=True)
-        self._update_stylesheet(url)
-
     @pyqtSlot(QUrl)
     def _on_predicted_navigation(self, url):
         """If we know we're going to visit an URL soon, change the settings.