diff --git a/src/boards/Main/Sensors/Sensors.cpp b/src/boards/Main/Sensors/Sensors.cpp
index 019a854482d98592d21cc41e2fd7e02a1e7a786a..eac470559ecf5f3a316ddd55db20a3c1deb2ecf9 100644
--- a/src/boards/Main/Sensors/Sensors.cpp
+++ b/src/boards/Main/Sensors/Sensors.cpp
@@ -477,6 +477,8 @@ void Sensors::ads131m04Init()
     ads131m04->enableChannel(ADS131M04::Channel::CHANNEL_0);
     ads131m04->enableChannel(ADS131M04::Channel::CHANNEL_1);
     ads131m04->enableChannel(ADS131M04::Channel::CHANNEL_2);
+    ads131m04->setChannelPGA(ADS131M04::Channel::CHANNEL_2,
+                             ADS131M04::PGA::PGA_128);
     ads131m04->enableChannel(ADS131M04::Channel::CHANNEL_3);
     ads131m04->enableGlobalChopMode();
     ads131m04->setOversamplingRatio(ADS131M04::OversamplingRatio::OSR_4096);