diff --git a/skeletons/constr_SET.h b/skeletons/constr_SET.h
index 73b8b5c5f74dda2d0b225c416a2d3400b509f2af..afe0c7c59c8fa9577ea7d2f4117d9c7472acc212 100644
--- a/skeletons/constr_SET.h
+++ b/skeletons/constr_SET.h
@@ -47,7 +47,6 @@ asn_constr_check_f SET_constraint;
 ber_type_decoder_f SET_decode_ber;
 der_type_encoder_f SET_encode_der;
 xer_type_decoder_f SET_decode_xer;
-xer_type_decoder_f SET_decode_xer;
 xer_type_encoder_f SET_encode_xer;
 
 /***********************