--- a/src/ZF/Inductive_ZF.thy	Mon Jul 11 10:43:54 2016 +0200
+++ b/src/ZF/Inductive_ZF.thy	Mon Jul 11 11:15:10 2016 +0200
@@ -16,7 +16,7 @@
 keywords
   "inductive" "coinductive" "inductive_cases" "rep_datatype" "primrec" :: thy_decl and
   "domains" "intros" "monos" "con_defs" "type_intros" "type_elims"
-  "elimination" "induction" "case_eqns" "recursor_eqns"
+    "elimination" "induction" "case_eqns" "recursor_eqns" :: quasi_command
 begin
 
 lemma def_swap_iff: "a == b ==> a = c \<longleftrightarrow> c = b"