diff --git a/datatypes_conf.xml.sample b/datatypes_conf.xml.sample
index 3bb5997181e..a3b173adfac 100644
--- a/datatypes_conf.xml.sample
+++ b/datatypes_conf.xml.sample
@@ -146,20 +146,22 @@
     <!--
       The order in which Galaxy attempts to determine data types is 
       important because some formats are much more loosely defined 
-      than others.
+      than others.  The following list should be the most rigidly 
+      defined format first, followed by next-most rigidly defined, 
+      and so on.
     -->
-    <sniffer order="005" type="galaxy.datatypes.xml:BlastXml"/>
-    <sniffer order="010" type="galaxy.datatypes.sequence:Maf"/>
-    <sniffer order="015" type="galaxy.datatypes.sequence:Lav"/>
-    <sniffer order="020" type="galaxy.datatypes.sequence:Fasta"/>
-    <sniffer order="025" type="galaxy.datatypes.sequence:FastqSolexa"/>
-    <sniffer order="030" type="galaxy.datatypes.interval:Wiggle"/>
-    <sniffer order="035" type="galaxy.datatypes.images:Html"/>
-    <sniffer order="040" type="galaxy.datatypes.sequence:Axt"/>
-    <sniffer order="045" type="galaxy.datatypes.interval:Bed"/>
-    <sniffer order="050" type="galaxy.datatypes.interval:CustomTrack"/>
-    <sniffer order="055" type="galaxy.datatypes.interval:Gff"/>
-    <sniffer order="060" type="galaxy.datatypes.interval:Gff3"/>
-    <sniffer order="065" type="galaxy.datatypes.interval:Interval"/>
+    <sniffer type="galaxy.datatypes.xml:BlastXml"/>
+    <sniffer type="galaxy.datatypes.sequence:Maf"/>
+    <sniffer type="galaxy.datatypes.sequence:Lav"/>
+    <sniffer type="galaxy.datatypes.sequence:Fasta"/>
+    <sniffer type="galaxy.datatypes.sequence:FastqSolexa"/>
+    <sniffer type="galaxy.datatypes.interval:Wiggle"/>
+    <sniffer type="galaxy.datatypes.images:Html"/>
+    <sniffer type="galaxy.datatypes.sequence:Axt"/>
+    <sniffer type="galaxy.datatypes.interval:Bed"/>
+    <sniffer type="galaxy.datatypes.interval:CustomTrack"/>
+    <sniffer type="galaxy.datatypes.interval:Gff"/>
+    <sniffer type="galaxy.datatypes.interval:Gff3"/>
+    <sniffer type="galaxy.datatypes.interval:Interval"/>
   </sniffers>
 </datatypes>
diff --git a/lib/galaxy/datatypes/registry.py b/lib/galaxy/datatypes/registry.py
index c27cce91188..b7cd9b58b7c 100644
--- a/lib/galaxy/datatypes/registry.py
+++ b/lib/galaxy/datatypes/registry.py
@@ -59,18 +59,15 @@ class Registry( object ):
                                 self.converters.append( ( converter_config, extension, target_datatype ) )
                 except Exception, e:
                     self.log.warning( 'Error loading datatype "%s", problem: %s' % ( extension, str( e ) ) )
-            # Load datatype sniffers from config
+            # Load datatype sniffers from the config
             sniff_order = []
             sniffers = root.find( 'sniffers' )
             for elem in sniffers.findall( 'sniffer' ):
-                order = elem.get( 'order', None ) 
                 type = elem.get( 'type', None )
-                if order and type:
-                    sniff_order.append( ( order, type ) )
-            sniff_order.sort()
-            for ele in sniff_order:
+                if type:
+                    sniff_order.append( type )
+            for type in sniff_order:
                 try:
-                    type = ele[1]
                     fields = type.split( ":" )
                     datatype_module = fields[0]
                     datatype_class = fields[1]
@@ -147,6 +144,7 @@ class Registry( object ):
                 sequence.Maf(),
                 sequence.Lav(),
                 sequence.Fasta(),
+                sequence.FastqSolexa(),
                 interval.Wiggle(),
                 images.Html(),
                 sequence.Axt(),