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diff --git a/src/Server.php b/src/Server.php
index f6523e3..081da3e 100644 (file)
--- a/src/Server.php
+++ b/src/Server.php
@@ -293,7 +293,7 @@ class Server
      * Add a method to the dispatch map.
      *
      * @param string $methodName the name with which the method will be made available
-     * @param string $function the php function that will get invoked
+     * @param callable $function the php function that will get invoked
      * @param array $sig the array of valid method signatures
      * @param string $doc method documentation
      * @param array $sigDoc the array of valid method signatures docs (one string per param, one for return type)