1 files changed, 6 insertions, 0 deletions
diff --git a/crawl-ref/source/spl-book.cc b/crawl-ref/source/spl-book.cc
index 5d09f770e0..28f3b2c1c7 100644
--- a/crawl-ref/source/spl-book.cc
+++ b/crawl-ref/source/spl-book.cc
@@ -1332,6 +1332,12 @@ bool player_can_memorise(const item_def &book)
 
 bool learn_spell(int book)
 {
+    if (player_in_bat_form())
+    {
+        canned_msg(MSG_PRESENT_FORM);
+        return (false);
+    }
+
     int chance = 0;
     int levels_needed = 0;
     int index;