diff --git a/gr-jay/lib/peak_detect_impl.cc b/gr-jay/lib/peak_detect_impl.cc
index 2cf0d27..bfe596b 100644
--- a/gr-jay/lib/peak_detect_impl.cc
+++ b/gr-jay/lib/peak_detect_impl.cc
@@ -233,11 +233,8 @@ namespace gr {
 						}
 						else
 						{
-//			pos = float(peak['pos'] - self.nfft / 2)
-//			freq_Hz = self.fcenter + 1.0 / self.nfft * self.bandwidth * pos
-
-							float pos_shifted = (float)(pos-m_vlen/2);
-							float freq_Hz = m_fcenter + m_bandwidth*pos_shifted/m_vlen;
+							float freq_shift_Hz = m_bandwidth * (float)(pos-m_vlen/2)/m_vlen;
+							float freq_Hz = m_fcenter + freq_shift_Hz;
 							Peak peak(m_peak_id++, pos, freq_Hz);
 							peak.height_rel = m_pXds[pos];
 							addToListByPos(peaks, peak);