diff --git a/lib/sablon/document_object_model/relationships.rb b/lib/sablon/document_object_model/relationships.rb
index 87e53dbc..54e9eea7 100644
--- a/lib/sablon/document_object_model/relationships.rb
+++ b/lib/sablon/document_object_model/relationships.rb
@@ -104,7 +104,7 @@ def next_rid
# Builds the relationship WordML tag and returns it
def relationship_tag(rel_attr)
attr_str = rel_attr.map { |k, v| %(#{k}="#{v}") }.join(' ')
- ""
+ "".gsub(/&(?!amp;)/, '&')
end
end
end