diff --git a/impl/src/layer1/rx.c b/impl/src/layer1/rx.c
index 3143697..ecf4fc4 100644
--- a/impl/src/layer1/rx.c
+++ b/impl/src/layer1/rx.c
@@ -88,6 +88,7 @@ static bool acquire_preamble(layer1_rx_t *rx, const float complex sample)
 
 		// start over with frequency estimation when preamble search restarts.
 		freq_est_history_write_idx = 0;
+		freq_est_holdoff_samples = FREQ_EST_L;
 		return true; // preamble found!
 	} else {
 		// preamble not found.