diff --git a/ofdm/ofdm_rx.m b/ofdm/ofdm_rx.m
index 464c4f3..9776eb0 100644
--- a/ofdm/ofdm_rx.m
+++ b/ofdm/ofdm_rx.m
@@ -12,6 +12,8 @@ close all;
 % fixed stuff
 % --------------------------------------------------------------
 MIN_ABS_H = 1e-10;
+KI_track = 0.2;			% Integral gain CFO tracking
+KI_acq = 0.1;			% Integral gain CFO acquisition
 
 drm_mode = 'B';
 drm_bw = '10k';
@@ -244,9 +246,9 @@ while(fileRemain > fileChunkSize)	% ToDo: don't leave loop, if file has been con
 		if (~isempty(x))
 
 			if equalizer.sync
-				df_track = df_track + 0.1*equalizer.f_err;
+				df_track = df_track + KI_track*equalizer.f_err;
 			else
-				df_track = df_track + 0.1*cfoFine.f_err;
+				df_track = df_track + KI_acq*cfoFine.f_err;
 			end
 			df_track_ = [df_track_ df_track];