diff --git a/doc/help/configuring.asciidoc b/doc/help/configuring.asciidoc
index 62b10ebf5..6104d8d6c 100644
--- a/doc/help/configuring.asciidoc
+++ b/doc/help/configuring.asciidoc
@@ -11,8 +11,9 @@ Migrating older configurations
 ------------------------------
 
 qutebrowser does no automatic migration for the new configuration. However,
-there's a special link:qute://configdiff[] page in qutebrowser, which will show
-you the changes you did in your old configuration, compared to the old defaults.
+there's a special link:qute://configdiff/old[configdiff] page in qutebrowser,
+which will show you the changes you did in your old configuration, compared to
+the old defaults.
 
 Other changes in default settings:
 
diff --git a/qutebrowser/browser/qutescheme.py b/qutebrowser/browser/qutescheme.py
index 6bf27e7d8..b49520002 100644
--- a/qutebrowser/browser/qutescheme.py
+++ b/qutebrowser/browser/qutescheme.py
@@ -408,11 +408,15 @@ def qute_settings(url):
 
 
 @add_handler('configdiff')
-def qute_configdiff(_url):
+def qute_configdiff(url):
     """Handler for qute://configdiff."""
-    try:
-        return 'text/html', configdiff.get_diff()
-    except OSError as e:
-        error = (b'Failed to read old config: ' +
-                 str(e.strerror).encode('utf-8'))
-        return 'text/plain', error
+    if url.path() == '/old':
+        try:
+            return 'text/html', configdiff.get_diff()
+        except OSError as e:
+            error = (b'Failed to read old config: ' +
+                    str(e.strerror).encode('utf-8'))
+            return 'text/plain', error
+    else:
+        data = config.instance.dump_userconfig().encode('utf-8')
+        return 'text/plain', data