diff --git a/Basic Fantasy RPG - Expanded/sheet.json b/Basic Fantasy RPG - Expanded/sheet.json
index 4355fe86f2..ebef70dcb7 100644
--- a/Basic Fantasy RPG - Expanded/sheet.json	
+++ b/Basic Fantasy RPG - Expanded/sheet.json	
@@ -3,6 +3,6 @@
     "css": "bfrpgsheet-expanded.css",
     "authors": "Pat Stubbs",
     "roll20userid": "32262",
-    "preview": "bfrpgsheet-expanded-preview.png",
-    "instructions": "This sheet is for The Basic Fantasy Roleplaying Game (BFRPG). It supports the core rules and most of the optional rules.  It does not currently support automatic encumbrance calculations, yet."
+    "preview": "bfrpgsheet-expanded-preview.jpg",
+    "instructions": "This sheet is for The Basic Fantasy Roleplaying Game (http://www.basicfantasy.org/index.html). It supports the core rules and most of the optional rule supplements.  It does not currently support automatic encumbrance calculations, yet."
 }