diff --git a/lib/matplotlib/backends/backend_qt5.py b/lib/matplotlib/backends/backend_qt5.py
index 109f8233ff6a..2603d9f6ffdd 100644
--- a/lib/matplotlib/backends/backend_qt5.py
+++ b/lib/matplotlib/backends/backend_qt5.py
@@ -489,7 +489,7 @@ def __init__(self, canvas, num):
 
         self.window.setWindowTitle("Figure %d" % num)
         image = os.path.join(matplotlib.rcParams['datapath'],
-                             'images', 'matplotlib.png')
+                             'images', 'matplotlib.svg')
         self.window.setWindowIcon(QtGui.QIcon(image))
 
         # Give the keyboard focus to the figure instead of the