diff --git a/matplotlibrc b/matplotlibrc
index 60d8c04..51d911c 100644
--- a/matplotlibrc
+++ b/matplotlibrc
@@ -6,12 +6,12 @@
 # You can also deploy your own backend outside of matplotlib by
 # referring to the module name (which must be in the PYTHONPATH) as
 # 'module://my_backend'.
-backend      : TkAgg
+backend      : Qt5Agg
 
 # If you are using the Qt4Agg backend, you can choose here
 # to use the PyQt4 bindings or the newer PySide bindings to
 # the underlying Qt4 toolkit.
-#backend.qt4 : PyQt4        # PyQt4 | PySide
+# backend.qt4 : PyQt4        # PyQt4 | PySide
 
 # Note that this can be overridden by the environment variable
 # QT_API used by Enthought Tool Suite (ETS); valid values are
@@ -49,7 +49,7 @@ backend      : TkAgg
 ### LINES
 # See http://matplotlib.org/api/artist_api.html#module-matplotlib.lines for more
 # information on line properties.
-#lines.linewidth   : 1     # line width in points
+lines.linewidth   : 1     # line width in points
 #lines.linestyle   : -       # solid line
 #lines.color       : C0      # has no affect on plot(); see axes.prop_cycle
 #lines.marker      : None    # the default marker
@@ -402,7 +402,7 @@ patch.facecolor: 0072B2
 # See http://matplotlib.org/api/figure_api.html#matplotlib.figure.Figure
 #figure.titlesize : large      # size of the figure title (Figure.suptitle())
 #figure.titleweight : normal   # weight of the figure title
-figure.figsize   : 11.69 8.27   # figure size in inches
+figure.figsize   : 11.69,8.27   # figure size in inches
 figure.dpi       : 100      # figure dots per inch
 #figure.facecolor : white   # figure facecolor; 0.75 is scalar gray
 #figure.edgecolor : white   # figure edgecolor