diff --git a/src/calibre/ebooks/chardet/__init__.py b/src/calibre/ebooks/chardet/__init__.py
index af6d724883..971ac9bc9a 100644
--- a/src/calibre/ebooks/chardet/__init__.py
+++ b/src/calibre/ebooks/chardet/__init__.py
@@ -99,7 +99,8 @@ def xml_to_unicode(raw, verbose=False, strip_encoding_pats=False,
         try:
             raw = raw.decode(encoding, 'replace')
         except LookupError:
-            raw = raw.decode('utf-8', 'replace')
+            encoding = 'utf-8'
+            raw = raw.decode(encoding, 'replace')
     
     if strip_encoding_pats:
         raw = strip_encoding_declarations(raw)
diff --git a/src/calibre/trac/donations/server.py b/src/calibre/trac/donations/server.py
index 8e7a096353..24174db801 100644
--- a/src/calibre/trac/donations/server.py
+++ b/src/calibre/trac/donations/server.py
@@ -196,7 +196,7 @@ class Server(object):
     
     def calculate_month_trend(self, days=31):
         stats = self.get_slice(date.today()-timedelta(days=days-1), date.today())
-        fig = plt.figure(2, (12, 4), 96)#, facecolor, edgecolor, frameon, FigureClass)
+        fig = plt.figure(2, (10, 4), 96)#, facecolor, edgecolor, frameon, FigureClass)
         fig.clear()
         ax = fig.add_subplot(111)
         x = list(range(days-1, -1, -1))
@@ -216,7 +216,7 @@ Donors per day: %(dpd).2f
                  ad=stats.average_deviation,
                  dpd=len(stats.totals)/float(stats.period.days),
              )
-        text = ax.annotate(text, (0.6, 0.65), textcoords='axes fraction')
+        text = ax.annotate(text, (0.5, 0.65), textcoords='axes fraction')
         fig.savefig(self.MONTH_TRENDS)
     
     def calculate_trend(self):