diff --git a/jquery_update.module b/jquery_update.module
index 3b62d97..1515e05 100644
--- a/jquery_update.module
+++ b/jquery_update.module
@@ -382,12 +382,10 @@ function jquery_update_jqueryui_replace(&$javascript, $cdn, $path, $min) {
     'ui.accordion', 'ui.autocomplete', 'ui.button', 'ui.datepicker', 'ui.dialog', 'ui.draggable',
     'ui.droppable', 'ui.mouse', 'ui.position', 'ui.progressbar', 'ui.resizable', 'ui.selectable',
     'ui.slider', 'ui.sortable', 'ui.tabs', 'ui.widget', 'ui.spinner', 'ui.menu', 'ui.tooltip',
-    'effects.blind', 'effects.bounce', 'effects.clip', 'effects.drop', 'effects.explode', 'effects.fade',
-    'effects.fold', 'effects.highlight', 'effects.pulsate', 'effects.scale', 'effects.shake', 'effects.slide',
-    'effects.transfer',
   ));
   $names['ui'] = 'ui.core';
-  $names['effects'] = 'ui.effect';
+  $names['effects'] = array('effects.core', 'ui.effect'); // map[library_hook] = array(core_fn, updated_fn)
+  $names = jquery_update_make_library_hook_to_file_name_segment_map_for_effects($names);
 
   switch ($cdn) {
     case 'google':
@@ -409,6 +407,30 @@ function jquery_update_jqueryui_replace(&$javascript, $cdn, $path, $min) {
 }
 
 /**
+ * Create a mapping from system.module library hooks to file name segments.
+ *
+ * @param array $map Optional. If given, append to it.
+ * @return array The keys are library hooks  and the values are each arrays of
+ * 2 file name segments as values. The first file name segment can be used to
+ * reach Drupal core's jQuery UI effect files, and the second file name segment
+ * can be used to construct a path to the equivalent replacement
+ * jQuery UI effect file provided by jquery_update.module.
+ */
+function jquery_update_make_library_hook_to_file_name_segment_map_for_effects($map = array()) {
+  $effect_names = array(
+    'blind', 'bounce', 'clip', 'drop', 'explode', 'fade', 'fold',
+    'highlight', 'pulsate', 'scale', 'shake', 'slide', 'transfer',
+  );
+  foreach ($effect_names as $effect_name) {
+    $library_hook = 'effects.' . $effect_name;
+    $file_name_segment_core = $library_hook; // Yes, for the effect files, this is indeed identical.
+    $file_name_segment_updated = 'ui.effect-' . $effect_name;
+    $map[$library_hook] = array($file_name_segment_core, $file_name_segment_updated);
+  }
+  return $map;
+}
+
+/**
  * Add the local fallback in case jQuery UI from the CDN is unavailable.
  *
  * @param array $javascript
@@ -452,7 +474,8 @@ function jquery_update_jqueryui_cdn($cdn, &$javascript, $path, $min, $names) {
   // Construct the jQuery UI path and replace the JavaScript.
   $jspath = $path . '/replace/ui/ui/' . ($min == '.min' ? 'minified/' : '');
   foreach ($names as $name => $file) {
-    $corefile = 'misc/ui/jquery.' . $file . '.min.js';
+    list($file_core, $file_updated) = is_array($file) ? $file : array($file, $file);
+    $corefile = 'misc/ui/jquery.' . $file_core . '.min.js';
     // Remove the core files.
     unset($javascript[$name]['js'][$corefile]);
     $javascript[$name]['version'] = '1.10.2';
@@ -492,8 +515,9 @@ function jquery_update_jqueryui_local(&$javascript, $path, $min, $names) {
   // Construct the jQuery UI path and replace the JavaScript.
   $jspath = $path . '/replace/ui/ui/' . ($min == '.min' ? 'minified/' : '');
   foreach ($names as $name => $file) {
-    $corefile = 'misc/ui/jquery.' . $file . '.min.js';
-    $javascript[$name]['js'][$corefile]['data'] = $jspath . 'jquery.' . $file . $min . '.js';
+    list($file_core, $file_updated) = is_array($file) ? $file : array($file, $file);
+    $corefile = 'misc/ui/jquery.' . $file_core . '.min.js';
+    $javascript[$name]['js'][$corefile]['data'] = $jspath . 'jquery.' . $file_updated . $min . '.js';
     $javascript[$name]['version'] = '1.10.2';
   }
 }