diff --git a/csdr.c b/csdr.c
index 0b64829..6b03550 100644
--- a/csdr.c
+++ b/csdr.c
@@ -77,15 +77,15 @@ char usage[]=
 "    fmdemod_atan_cf\n"
 "    fmdemod_quadri_cf\n"
 "    fmdemod_quadri_novect_cf\n"
-"    deemphasis_wfm_ff <sample_rate> <tau>"
-"    deemphasis_nfm_ff <one_of_the_predefined_sample_rates>"
+"    deemphasis_wfm_ff <sample_rate> <tau>\n"
+"    deemphasis_nfm_ff <one_of_the_predefined_sample_rates>\n"
 "    amdemod_cf\n"
 "    amdemod_estimator_cf\n"
 "    fir_decimate_cc <decimation_factor> [transition_bw [window]]\n"
 "    firdes_lowpass_f <cutoff_rate> <length> [window [--octave]]\n"
 "    firdes_bandpass_c <low_cut> <high_cut> <length> [window [--octave]]\n"
 "    agc_ff [hang_time [reference [attack_rate [decay_rate [max_gain [attack_wait [filter_alpha]]]]]]]\n"
-"    fastagc_ff [block_size [reference]]"
+"    fastagc_ff [block_size [reference]]\n"
 "    rational_resampler_ff <interpolation> <decimation> [transition_bw [window]]\n"
 "    fractional_decimator_ff <decimation_rate> [transition_bw [window]]\n"
 "    fft_cc <fft_size> <out_of_every_n_samples> [window [--octave] [--benchmark]]\n"