diff --git a/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php b/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php
index e2ee14721d12..05e36253c801 100644
--- a/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php
+++ b/src/Illuminate/Contracts/Container/ContextualBindingBuilder.php
@@ -19,4 +19,12 @@ public function needs($abstract);
      * @return void
      */
     public function give($implementation);
+
+    /**
+     * Define tagged services to be used as the implementation for the contextual binding.
+     *
+     * @param  string  $tag
+     * @return void
+     */
+    public function giveTagged($tag);
 }