diff --git a/platformio.ini b/platformio.ini
index bdd6fe4d..571742f0 100644
--- a/platformio.ini
+++ b/platformio.ini
@@ -896,7 +896,7 @@ extends = wemos_shield_esp32_4MB_max_base
 build_flags = ${wemos_shield_esp32_4MB_max_base.build_flags}
   -D WLED_RELEASE_NAME=wemos_shield_esp32_4MB_LineIn_max ; This will be included in the firmware.bin filename
   -D SR_DMTYPE=4 -D MCLK_PIN=0 -D I2S_SDPIN=25 -D I2S_WSPIN=15 -D I2S_CKPIN=14   ; for audio Line-In shield
-  -D SR_SQUELCH=8 -D SR_GAIN=20 -D SR_FREQ_PROF=1                                ; ICS-43434 SPM1423 specific
+  -D SR_SQUELCH=6 -D SR_GAIN=40 -D SR_FREQ_PROF=1                                ; CS5343 Line-In specific
 
 ;wemos_shield_esp32_16MB_max: bin entry, uses wemos_shield_esp32_4MB_max_base and adds 16MB settings
 [env:wemos_shield_esp32_16MB_max]