diff --git a/src/calibre/ebooks/metadata/douban.py b/src/calibre/ebooks/metadata/douban.py
index c881721fcc..c6a34b6162 100644
--- a/src/calibre/ebooks/metadata/douban.py
+++ b/src/calibre/ebooks/metadata/douban.py
@@ -15,7 +15,6 @@ from calibre.utils.config import OptionParser
 from calibre.ebooks.metadata.fetch import MetadataSource
 from calibre.utils.date import parse_date, utcnow
 
-DOUBAN_API_KEY = None
 NAMESPACES = {
               'openSearch':'http://a9.com/-/spec/opensearchrss/1.0/',
               'atom' : 'http://www.w3.org/2005/Atom',
@@ -35,13 +34,15 @@ date           = XPath("descendant::db:attribute[@name='pubdate']")
 creator        = XPath("descendant::db:attribute[@name='author']")
 tag            = XPath("descendant::db:tag")
 
+CALIBRE_DOUBAN_API_KEY = '0bd1672394eb1ebf2374356abec15c3d'
+
 class DoubanBooks(MetadataSource):
 
     name = 'Douban Books'
     description = _('Downloads metadata from Douban.com')
     supported_platforms = ['windows', 'osx', 'linux'] # Platforms this plugin will run on
     author              = 'Li Fanxi <lifanxi@freemindworld.com>' # The author of this plugin
-    version             = (1, 0, 0)   # The version number of this plugin
+    version             = (1, 0, 1)   # The version number of this plugin
 
     def fetch(self):
         try:
@@ -65,7 +66,7 @@ class Query(object):
     type = "search"
 
     def __init__(self, title=None, author=None, publisher=None, isbn=None,
-                 max_results=20, start_index=1):
+                 max_results=20, start_index=1, api_key=''):
         assert not(title is None and author is None and publisher is None and \
                    isbn is None)
         assert (int(max_results) < 21)
@@ -89,16 +90,16 @@ class Query(object):
 
         if self.type == "isbn":
             self.url = self.ISBN_URL + q
-            if DOUBAN_API_KEY is not None:
-                self.url = self.url + "?apikey=" + DOUBAN_API_KEY
+            if api_key != '':
+                self.url = self.url + "?apikey=" + api_key
         else:
             self.url = self.SEARCH_URL+urlencode({
                     'q':q,
                     'max-results':max_results,
                     'start-index':start_index,
                     })
-            if DOUBAN_API_KEY is not None:
-                self.url = self.url + "&apikey=" + DOUBAN_API_KEY
+            if api_key != '':
+                self.url = self.url + "&apikey=" + api_key
 
     def __call__(self, browser, verbose):
         if verbose:
@@ -177,7 +178,7 @@ class ResultList(list):
             d = None
         return d
 
-    def populate(self, entries, browser, verbose=False):
+    def populate(self, entries, browser, verbose=False, api_key=''):
         for x in entries:
             try:
                 id_url = entry_id(x)[0].text
@@ -186,8 +187,8 @@ class ResultList(list):
                 report(verbose)
             mi = MetaInformation(title, self.get_authors(x))
             try:
-                if DOUBAN_API_KEY is not None:
-                    id_url = id_url + "?apikey=" + DOUBAN_API_KEY
+                if api_key != '':
+                    id_url = id_url + "?apikey=" + api_key
                 raw = browser.open(id_url).read()
                 feed = etree.fromstring(raw)
                 x = entry(feed)[0]
@@ -203,12 +204,16 @@ class ResultList(list):
             self.append(mi)
 
 def search(title=None, author=None, publisher=None, isbn=None,
-           verbose=False, max_results=40):
+           verbose=False, max_results=40, api_key=None):
     br   = browser()
     start, entries = 1, []
+
+    if api_key is None:
+        api_key = CALIBRE_DOUBAN_API_KEY
+
     while start > 0 and len(entries) <= max_results:
-        new, start = Query(title=title, author=author, publisher=publisher,
-                       isbn=isbn, max_results=max_results, start_index=start)(br, verbose)
+        new, start = Query(title=title, author=author, publisher=publisher, 
+                       isbn=isbn, max_results=max_results, start_index=start, api_key=api_key)(br, verbose)
         if not new:
             break
         entries.extend(new)
@@ -216,7 +221,7 @@ def search(title=None, author=None, publisher=None, isbn=None,
     entries = entries[:max_results]
 
     ans = ResultList()
-    ans.populate(entries, br, verbose)
+    ans.populate(entries, br, verbose, api_key)
     return ans
 
 def option_parser():