diff --git a/IPython/config/profile/pylab/ipython_config.py b/IPython/config/profile/pylab/ipython_config.py
index d6abdfd..33e72ea 100644
--- a/IPython/config/profile/pylab/ipython_config.py
+++ b/IPython/config/profile/pylab/ipython_config.py
@@ -8,7 +8,7 @@ load_subconfig('ipython_config.py', profile='default')
 lines = """
 import matplotlib
 %gui qt
-matplotlib.use('qtagg')
+matplotlib.use('qt4agg')
 matplotlib.interactive(True)
 from matplotlib import pyplot as plt
 from matplotlib.pyplot import *
@@ -20,4 +20,4 @@ from matplotlib.pyplot import *
 if hasattr(app, 'exec_lines'):
     app.exec_lines.append(lines)
 else:
-    app.exec_lines = [lines]
\ No newline at end of file
+    app.exec_lines = [lines]