diff --git a/tools/maf/maf_filter.xml b/tools/maf/maf_filter.xml
index 70e4e88c8d8..0771c628530 100644
--- a/tools/maf/maf_filter.xml
+++ b/tools/maf/maf_filter.xml
@@ -104,22 +104,22 @@ def maf_block_pass_filter( maf_block ):
 #if $len( $maf_filter['species1_attributes']['filter_condition'] ) == 0:
 #continue
 #end if
-    primary_component = maf_block.get_component_by_src_start( """$maf_filter['species1'].encode( 'string_escape' )""".decode( 'string_escape' ) )
+    primary_component = maf_block.get_component_by_src_start( """$maf_filter['species1'].value.encode( 'string_escape' )""".decode( 'string_escape' ) )
     if primary_component is not None:
 #if $maf_filter['species1_attributes']['species1_attribute_type'] == 'attribute_chr':
-        if primary_component.src.split( "." )[-1] $is_isnot_valid.get( $maf_filter['species1_attributes']['species1_is_isnot'].strip(), 'is in' ) """$maf_filter['species1_attributes']['species1_attribute'].encode( 'string_escape' )""".decode( 'string_escape' ).split( "," ):
+        if primary_component.src.split( "." )[-1] $is_isnot_valid.get( $maf_filter['species1_attributes']['species1_is_isnot'].value.strip(), 'is in' ) """$maf_filter['species1_attributes']['species1_attribute'].value.encode( 'string_escape' )""".decode( 'string_escape' ).split( "," ):
 #else
-        if primary_component.strand $is_isnot_valid.get( $maf_filter['species1_attributes']['species1_is_isnot'].strip(), '==' ) """$maf_filter['species1_attributes']['species1_attribute'].encode( 'string_escape' )""".decode( 'string_escape' ):
+        if primary_component.strand $is_isnot_valid.get( $maf_filter['species1_attributes']['species1_is_isnot'].value.strip(), '==' ) """$maf_filter['species1_attributes']['species1_attribute'].value.encode( 'string_escape' )""".decode( 'string_escape' ):
 #end if
 #for $filter_condition in $maf_filter['species1_attributes']['filter_condition']:
-            secondary_component = maf_block.get_component_by_src_start( """$filter_condition['species2'].encode( 'string_escape' )""".decode( 'string_escape' ) )
+            secondary_component = maf_block.get_component_by_src_start( """$filter_condition['species2'].value.encode( 'string_escape' )""".decode( 'string_escape' ) )
 #if $filter_condition['species2_attributes']['species2_attribute_type'] == 'attribute_chr':
             if secondary_component is not None:
-                if not ( secondary_component.src.split( "." )[-1] $is_isnot_valid.get( $filter_condition['species2_attributes']['species2_is_isnot'].strip(), 'is in' ) """$filter_condition['species2_attributes']['species2_attribute'].encode( 'string_escape' )""".decode( 'string_escape' ).split( "," ) ):
+                if not ( secondary_component.src.split( "." )[-1] $is_isnot_valid.get( $filter_condition['species2_attributes']['species2_is_isnot'].value.strip(), 'is in' ) """$filter_condition['species2_attributes']['species2_attribute'].value.encode( 'string_escape' )""".decode( 'string_escape' ).split( "," ) ):
                     return False
 #else:
             if secondary_component is not None:
-                if not ( secondary_component.strand $is_isnot_valid.get( $filter_condition['species2_attributes']['species2_is_isnot'].strip(), '==' ) """$filter_condition['species2_attributes']['species2_attribute'].encode( 'string_escape' )""".decode( 'string_escape' ) ):
+                if not ( secondary_component.strand $is_isnot_valid.get( $filter_condition['species2_attributes']['species2_is_isnot'].value.strip(), '==' ) """$filter_condition['species2_attributes']['species2_attribute'].value.encode( 'string_escape' )""".decode( 'string_escape' ) ):
                     return False
 #end if
 #end for