diff --git a/relation.module b/relation.module
index 8e0168f3ceac5a684795e75cd70370d150ad0d44..0073af33fef5d2e49eb52bbcf6630abe4d3fae67 100644
--- a/relation.module
+++ b/relation.module
@@ -454,6 +454,20 @@ function relation_get_types($types = array()) {
   return $return;
 }
 
+/**
+ * Returns all relation types in a way which can be used
+ * on form options.
+ */
+function relation_get_types_options() {
+  $types = relation_get_types();
+  $options = array();
+  foreach ($types as $type => $relation_type) {
+    $options[$type] = $relation_type->label;
+  }
+
+  return $options;
+}
+
 /**
  * Helper function. Attaches bundles to relation type objects in an array.
  */
diff --git a/views/relation.views.inc b/views/relation.views.inc
index eb4b040345f044d867ec3bd858ed1a03aba1d212..7d0ce658cfffebdf171959e1e466fb514eaa981e 100644
--- a/views/relation.views.inc
+++ b/views/relation.views.inc
@@ -50,7 +50,8 @@ function relation_views_data() {
       'numeric' => TRUE,
     ),
     'filter' => array(
-      'handler' => 'views_handler_filter_string',
+      'handler' => 'views_handler_filter_in_operator',
+      'options callback' => 'relation_get_types_options',
     ),
     'sort' => array(
       'handler' => 'views_handler_sort',