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-rw-r--r--gr-qtgui/examples/pyqt_time_raster_f.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/gr-qtgui/examples/pyqt_time_raster_f.py b/gr-qtgui/examples/pyqt_time_raster_f.py
index a80bde5351..649bed1db4 100644
--- a/gr-qtgui/examples/pyqt_time_raster_f.py
+++ b/gr-qtgui/examples/pyqt_time_raster_f.py
@@ -53,7 +53,7 @@ class my_top_block(gr.top_block):
thr = blocks.throttle(gr.sizeof_float, 50000)
hed = blocks.head(gr.sizeof_float, 10000000)
self.snk1 = qtgui.time_raster_sink_f(fs, nrows, ncols, [], [],
- "Float Time Raster Example", 2)
+ "Float Time Raster Example", 2, None)
self.connect(src0, thr, (self.snk1, 0))
self.connect(src1, (self.snk1, 1))