diff --git a/src/core/Env.js b/src/core/Env.js
index 62454373..0b4378f3 100644
--- a/src/core/Env.js
+++ b/src/core/Env.js
@@ -53,7 +53,7 @@ getJasmineRequireObj().Env = function(j$) {
        * Null causes the seed to be determined randomly at the start of execution.
        * @name Configuration#seed
        * @since 3.3.0
-       * @type function
+       * @type number
        * @default null
        */
       seed: null,