1 files changed, 3 insertions, 1 deletions
diff --git a/lib/soap/mimemessage.rb b/lib/soap/mimemessage.rb
index 1197cebc8c..acb4322e11 100644
--- a/lib/soap/mimemessage.rb
+++ b/lib/soap/mimemessage.rb
@@ -112,6 +112,7 @@ class MIMEMessage
       @headers = Headers.new
       @headers.add("Content-Transfer-Encoding", "8bit")
       @body = nil
+      @contentid = nil
     end
 
     def self.parse(str)
@@ -147,6 +148,7 @@ class MIMEMessage
   def initialize
     @parts = []
     @headers = Headers.new
+    @root = nil
   end
 
   def self.parse(head, str)
@@ -197,7 +199,7 @@ class MIMEMessage
   def add_part(content)
     part = Part.new
     part.headers.add("Content-Type",
-      "text/xml; charset=" + XSD::Charset.encoding_label)
+      "text/xml; charset=" + XSD::Charset.xml_encoding_label)
     part.headers.add("Content-ID", Attachment.contentid(part))
     part.body = content
     @parts.unshift(part)