diff --git a/config/datatypes_conf.xml.sample b/config/datatypes_conf.xml.sample
index 3c11bc8779f..0a860cb2588 100644
--- a/config/datatypes_conf.xml.sample
+++ b/config/datatypes_conf.xml.sample
@@ -697,7 +697,6 @@
     <sniffer type="galaxy.datatypes.sequence:Fastq"/>
     <sniffer type="galaxy.datatypes.sequence:FastqGz"/>
     <sniffer type="galaxy.datatypes.sequence:FastqBz2"/>
-    <sniffer type="galaxy.datatypes.neo4j:Neo4jDBzip"/>
     <sniffer type="galaxy.datatypes.interval:Wiggle"/>
     <sniffer type="galaxy.datatypes.text:Html"/>
     <sniffer type="galaxy.datatypes.images:Pdf"/>
@@ -757,5 +756,6 @@
     <sniffer type="galaxy.datatypes.binary:OxliStopTags"/>
     <sniffer type="galaxy.datatypes.binary:OxliSubset"/>
     <sniffer type="galaxy.datatypes.binary:OxliGraphLabels"/>
+    <sniffer type="galaxy.datatypes.neo4j:Neo4jDBzip"/>
   </sniffers>
 </datatypes>
diff --git a/lib/galaxy/datatypes/neo4j.py b/lib/galaxy/datatypes/neo4j.py
index 282579a35a0..b2f19f15cc8 100644
--- a/lib/galaxy/datatypes/neo4j.py
+++ b/lib/galaxy/datatypes/neo4j.py
@@ -10,10 +10,6 @@ from galaxy.datatypes.data import Data
 from galaxy.datatypes.binary import Binary
 from galaxy.datatypes.images import Html
 from galaxy.util import FILENAME_VALID_CHARS
-from galaxy.util.checkers import (
-    is_bz2,
-    is_gzip
-)
 
 from galaxy.datatypes.metadata import MetadataElement