--- a/Nominal/Ex/ExPS6.thy	Tue May 11 14:58:46 2010 +0100
+++ b/Nominal/Ex/ExPS6.thy	Tue May 11 17:16:57 2010 +0200
@@ -33,7 +33,6 @@
 thm exp_pat.supp
 
 declare permute_exp_raw_permute_pat_raw.simps[eqvt]
-declare alpha_gen_eqvt[eqvt]
 
 equivariance alpha_exp_raw