diff --git a/gr-jay/lib/peak_detect_impl.h b/gr-jay/lib/peak_detect_impl.h
index 61d94b4..e076bd5 100644
--- a/gr-jay/lib/peak_detect_impl.h
+++ b/gr-jay/lib/peak_detect_impl.h
@@ -217,6 +217,7 @@ namespace jay {
 				{
 					isModified = true;
 				}
+				fcenter = other.fcenter;
 				frequency = other.frequency;
 				pos = other.pos;
 				pbh = other.pbh;