diff --git a/etc/options b/etc/options
index a7d4b10aacc8b782ce15d8774bc3577c239df622..a38065b72a531c7e25972f6c05881ebe2d1dccf0 100644
--- a/etc/options
+++ b/etc/options
@@ -306,7 +306,7 @@ feature_file_suffixes = tab embl gbk genbank tab_embl gff feature feat \
 
 # suffixes used on files that contain sequence - used in file requesters
 sequence_file_suffixes = embl gbk genbank gff tab_embl seq dna \
-   art artemis
+   art artemis fa fasta
 
 # this is the URL that contains the IOR of the EMBL server
 #embl_ior_url = http://corba.ebi.ac.uk/EMBL/IOR/Embl.IOR