diff --git a/jquery_update.api.php b/jquery_update.api.php
new file mode 100644
index 0000000..cf12f51
--- /dev/null
+++ b/jquery_update.api.php
@@ -0,0 +1,25 @@
+<?php
+
+/**
+ * @file
+ * Describe hooks provided by the Jquery Update module.
+ */
+
+/**
+ * Allows modules to alter Jquery version.
+ *
+ * @param string $jquery_version
+ *   The jquery version in use.
+ *
+ * @see hook_jquery_version_alter()
+ */
+function hook_jquery_version_alter(&$jquery_version) {
+  $path = current_path();
+  $path_alias = drupal_lookup_path('alias', $path);
+  $patterns = 'node/add/*' . PHP_EOL . 'node/*/edit';
+
+  // If page path equals node/*/edit or node/add/* change version to 1.9.
+  if (drupal_match_path($path, $patterns) || drupal_match_path($path_alias, $patterns)) {
+    $version = '1.9';
+  }
+}
diff --git a/jquery_update.module b/jquery_update.module
index 53db73e..54aabdb 100644
--- a/jquery_update.module
+++ b/jquery_update.module
@@ -103,6 +103,8 @@ function jquery_update_library_alter(&$libraries, $module) {
       $jquery_version = $ajax_version;
     }
   }
+  // Allow other modules to alter the settings.
+  drupal_alter('jquery_version', $jquery_version);
 
   // Always add a new jquery_version array to ajaxPageState.
   // This is what we used to determine which version to use