diff --git a/doc/help/settings.asciidoc b/doc/help/settings.asciidoc
index 26e1c1732..65c79d3fa 100644
--- a/doc/help/settings.asciidoc
+++ b/doc/help/settings.asciidoc
@@ -1952,6 +1952,8 @@ Valid values:
 
 Default: +pass:[python]+
 
+This setting is only available with the QtWebKit backend.
+
 [[hints.hide_unmatched_rapid_hints]]
 == hints.hide_unmatched_rapid_hints
 Hide unmatched hints in rapid mode.
diff --git a/qutebrowser/config/configdata.yml b/qutebrowser/config/configdata.yml
index c94a92859..e083bfe77 100644
--- a/qutebrowser/config/configdata.yml
+++ b/qutebrowser/config/configdata.yml
@@ -718,6 +718,7 @@ hints.dictionary:
 
 hints.find_implementation:
   default: python
+  backend: QtWebKit
   type:
     name: String
     valid_values: