diff --git a/apps/encoder.c b/apps/encoder.c
index 4f7ea89bf216516c81b7ad470c7e929b2387551c..9e10a9c5c6774d5398b591801feadf8e9282d4f7 100644
--- a/apps/encoder.c
+++ b/apps/encoder.c
@@ -2049,7 +2049,7 @@ static void usage_enc( void )
     fprintf( stdout, "                      where 0 = adaptive, 3-100 = fixed in number of frames,\n" );
     fprintf( stdout, "                      default is deactivated\n" );
     fprintf( stdout, "-dtx                : Activate DTX mode with a SID update rate of 8 frames\n" );
-    fprintf( stdout, "                      Note: DTX is supported in EVS, stereo, ISM, SBA up to 80kbps and MASA up to 128kbps \n" );
+    fprintf( stdout, "                      Note: DTX is supported on all bitrates for EVS, stereo, ISM, and MASA, and up to 80 kbps for SBA.\n" );
     fprintf( stdout, "-rf p o             : Activate channel-aware mode for WB and SWB signal at 13.2kbps, \n" );
     fprintf( stdout, "                      where FEC indicator, p: LO or HI, and FEC offset, o: 2, 3, 5, or 7 in number of frames.\n" );
     fprintf( stdout, "                      Alternatively p and o can be replaced by a rf configuration file with each line  \n" );
diff --git a/apps/encoder_fmtsw.c b/apps/encoder_fmtsw.c
index da63039f354854f0cca434ce60513b1f10d433b4..12cc57349ebfe62d144ffb4d9320d9cf3b68d86f 100644
--- a/apps/encoder_fmtsw.c
+++ b/apps/encoder_fmtsw.c
@@ -2152,7 +2152,7 @@ static void usage_enc( void )
     fprintf( stdout, "                      where 0 = adaptive, 3-100 = fixed in number of frames,\n" );
     fprintf( stdout, "                      default is deactivated\n" );
     fprintf( stdout, "-dtx                : Activate DTX mode with a SID update rate of 8 frames\n" );
-    fprintf( stdout, "                      Note: DTX is supported in EVS, stereo, ISM, SBA up to 80kbps and MASA up to 128kbps \n" );
+    fprintf( stdout, "                      Note: DTX is supported on all bitrates for EVS, stereo, ISM, and MASA, and up to 80 kbps for SBA.\n" );
     fprintf( stdout, "-rf p o             : Activate channel-aware mode for WB and SWB signal at 13.2kbps, \n" );
     fprintf( stdout, "                      where FEC indicator, p: LO or HI, and FEC offset, o: 2, 3, 5, or 7 in number of frames.\n" );
     fprintf( stdout, "                      Alternatively p and o can be replaced by a rf configuration file with each line  \n" );
diff --git a/readme.txt b/readme.txt
index f30b97b28a7a37bfaa2185acfc2720b8727dcc99..9e5b20aef48c8849185890d72527c090bd140807 100644
--- a/readme.txt
+++ b/readme.txt
@@ -242,7 +242,7 @@ EVS mono is default, for IVAS choose one of the following: -stereo, -ism, -sba,
 -dtx D              : Activate DTX mode, D = (0, 3-100) is the SID update rate
                       where 0 = adaptive, 3-100 = fixed in number of frames, default is deactivated
 -dtx                : Activate DTX mode with a SID update rate of 8 frames
-                      Note: DTX is supported in EVS, stereo, ISM, MASA, and SBA up to 80kbps
+                      Note: DTX is supported on all bitrates for EVS, stereo, ISM, and MASA, and up to 80 kbps for SBA.
 -rf p o             : Activate channel-aware mode in EVS for WB and SWB signal at 13.2kbps,
                       where FEC indicator, p: LO or HI, and FEC offset, o: 2, 3, 5, or 7 in number of frames.
                       Alternatively p and o can be replaced by a rf configuration file with each line