diff --git a/pyaf/TS/Plots.py b/pyaf/TS/Plots.py
index 16185b3ba..9f67f6c83 100644
--- a/pyaf/TS/Plots.py
+++ b/pyaf/TS/Plots.py
@@ -86,8 +86,8 @@ def decomp_plot(df, time, signal, estimator, residue, name = None, format='png',
         plt.close(fig)
 
 
-def decomp_plot_as_png_base64(df, time, signal, estimator, residue, name = None, max_length = 1000, horizon = 1) :
-    fig = decomp_plot_internal(df, time, signal, estimator, residue, name, format, max_length, horizon)
+def decomp_plot_as_png_base64(df, time, signal, estimator, residue, name = None, max_length = 1000, horizon = 1, title = None) :
+    fig = decomp_plot_internal(df, time, signal, estimator, residue, name, format, max_length, horizon, title)
  
     import matplotlib
     import matplotlib.pyplot as plt
diff --git a/pyaf/WS/WS_Backend.py b/pyaf/WS/WS_Backend.py
index 71f9e0034..7d9f1caaa 100644
--- a/pyaf/WS/WS_Backend.py
+++ b/pyaf/WS/WS_Backend.py
@@ -29,7 +29,7 @@ def __init__(self , name = ""):
         self.mMaxHistoryForDisplay = 1000; # max length of data frames returned in json
         self.mForecastData = None;
         self.mPlots = {};
-        self.mURI = os.environ.get("PYAF_URL", "http://0.0.0.0:8081/");
+        self.mURI = os.environ.get("PYAF_URL", "http://127.0.0.1:8081/");
         
     def convert_string_to_date(self, iString):
         if(self.mDateFormat is not None and self.mDateFormat != ""):