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-rw-r--r--gr-blocks/python/blocks/qa_peak_detector.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/gr-blocks/python/blocks/qa_peak_detector.py b/gr-blocks/python/blocks/qa_peak_detector.py
index c855e92530..cb253a5db6 100644
--- a/gr-blocks/python/blocks/qa_peak_detector.py
+++ b/gr-blocks/python/blocks/qa_peak_detector.py
@@ -20,6 +20,7 @@
# Boston, MA 02110-1301, USA.
#
+
from gnuradio import gr, gr_unittest, blocks
class test_peak_detector(gr_unittest.TestCase):