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-rw-r--r--gr-wxgui/python/wxgui/fftsink_nongl.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/gr-wxgui/python/wxgui/fftsink_nongl.py b/gr-wxgui/python/wxgui/fftsink_nongl.py
index f567a22256..be69e41578 100644
--- a/gr-wxgui/python/wxgui/fftsink_nongl.py
+++ b/gr-wxgui/python/wxgui/fftsink_nongl.py
@@ -170,7 +170,7 @@ class fft_sink_c(gr.hier_block2, fft_sink_base):
sample_rate=sample_rate, fft_size=fft_size,
fft_rate=fft_rate,
average=average, avg_alpha=avg_alpha, title=title,
- peak_hold=peak_hold, use_persistence=use_persistence,
+ peak_hold=peak_hold, use_persistence=use_persistence,
persist_alpha=persist_alpha)
self.s2p = blocks.stream_to_vector(gr.sizeof_gr_complex, self.fft_size)