diff --git a/statsapi/endpoints.py b/statsapi/endpoints.py
index 672de20..393e93f 100644
--- a/statsapi/endpoints.py
+++ b/statsapi/endpoints.py
@@ -988,6 +988,8 @@
             "fields",
             "personId",
             "metrics",
+            "startDate",
+            "endDate",
         ],
         "required_params": [["stats", "group"]],
         "note": "If no limit is specified, the response will be limited to 50 records.",
diff --git a/statsapi/version.py b/statsapi/version.py
index 5f4fc6a..d5be6bf 100644
--- a/statsapi/version.py
+++ b/statsapi/version.py
@@ -1,3 +1,3 @@
 #!/usr/bin/env python
 
-VERSION = "1.8"
+VERSION = "1.8.1"