diff --git a/wiretap/file_access.c b/wiretap/file_access.c
index 7076c52de7..1b0b897b75 100644
--- a/wiretap/file_access.c
+++ b/wiretap/file_access.c
@@ -1343,7 +1343,7 @@ static const struct file_type_subtype_info dump_open_table_base[] = {
 	  NULL, NULL, NULL },
 
 	/* WTAP_FILE_TYPE_SUBTYPE_ISERIES_UNICODE */
-	{ "IBM iSeries comm. trace (UNICODE)", "iseries_unicode", "txt", NULL,
+	{ "IBM iSeries comm. trace (Unicode)", "iseries_unicode", "txt", NULL,
 	  FALSE, FALSE, 0,
 	  NULL, NULL, NULL },
 
diff --git a/wiretap/iseries.c b/wiretap/iseries.c
index 38f35b9b90..23b0eb1957 100644
--- a/wiretap/iseries.c
+++ b/wiretap/iseries.c
@@ -240,7 +240,7 @@ iseries_open (wtap * wth, int *err, gchar ** err_info)
           }
 
         wth->file_encap        = WTAP_ENCAP_ETHERNET;
-        wth->file_type_subtype = WTAP_FILE_TYPE_SUBTYPE_ISERIES;
+        wth->file_type_subtype = WTAP_FILE_TYPE_SUBTYPE_ISERIES_UNICODE;
         wth->snapshot_length   = 0;
         wth->subtype_read      = iseries_read;
         wth->subtype_seek_read = iseries_seek_read;