lib/rubyXL/objects/relationships.rb in rubyXL-3.3.12 vs lib/rubyXL/objects/relationships.rb in rubyXL-3.3.13

@@ -19,10 +19,10 @@
     CONTENT_TYPE = 'application/vnd.openxmlformats-package.relationships+xml'
     SAVE_ORDER = 100
 
     define_child_node(RubyXL::Relationship, :collection => true, :accessor => :relationships)
     define_element_name 'Relationships'
-    set_namespaces('http://schemas.openxmlformats.org/package/2006/relationships' => '')
+    set_namespaces('http://schemas.openxmlformats.org/package/2006/relationships' => nil)
 
     attr_accessor :related_files, :owner
 
     @@debug = nil # Change to 0 to enable debug output