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-rw-r--r--gr-wxgui/src/python/waterfallsink_nongl.py3
1 files changed, 2 insertions, 1 deletions
diff --git a/gr-wxgui/src/python/waterfallsink_nongl.py b/gr-wxgui/src/python/waterfallsink_nongl.py
index f97c0e95c3..1ff44a88c6 100644
--- a/gr-wxgui/src/python/waterfallsink_nongl.py
+++ b/gr-wxgui/src/python/waterfallsink_nongl.py
@@ -20,10 +20,11 @@
# Boston, MA 02110-1301, USA.
#
-from gnuradio import gr, gru, window, fft, filter
+from gnuradio import gr, gru, fft, filter
from gnuradio import blocks
from gnuradio import analog
from gnuradio.wxgui import stdgui2
+from gnuradio.filter import window
import wx
import gnuradio.wxgui.plot as plot
import numpy