diff --git a/dsp.c b/dsp.c
index b636b32..0e7b80f 100644
--- a/dsp.c
+++ b/dsp.c
@@ -44,7 +44,7 @@ const int16_t sincos_tbl[48][2] = {
 void generate_DSP_Table(int offset){
   float audio_freq  = 48000.0;
   // N = offset * AUDIO_SAMPLES_COUNT / audio_freq; should be integer
-  // AUDIO_SAMPLES_COUNT = N * audio_freq / offset; N - minimum integer value for get integer SAMPLE_LEN
+  // AUDIO_SAMPLES_COUNT = N * audio_freq / offset; N - minimum integer value for get integer AUDIO_SAMPLES_COUNT
   // Bandwidth on one step = audio_freq / AUDIO_SAMPLES_COUNT
   float step = 2 * VNA_PI * offset / audio_freq;
   float v = step/2;