diff --git a/gr-hamnet70/lib/freq_est_lr_impl.cc b/gr-hamnet70/lib/freq_est_lr_impl.cc
index 50f5345..c861932 100644
--- a/gr-hamnet70/lib/freq_est_lr_impl.cc
+++ b/gr-hamnet70/lib/freq_est_lr_impl.cc
@@ -44,7 +44,8 @@ namespace gr {
 					gr::io_signature::make(1, 1, sizeof(gr_complex)),
 					gr::io_signature::make(1, 1, sizeof(float))),
 				d_refSymbols(symbols),
-				d_kappa(kappa)
+				d_kappa(kappa),
+				d_freq_est(0.0f)
 		{
 			d_recvSymbols.reserve(symbols.size() + 1);