diff --git a/fast-servo/pyfastservo/adc.py b/fast-servo/pyfastservo/adc.py
index 69a00b6..8d5e9e6 100644
--- a/fast-servo/pyfastservo/adc.py
+++ b/fast-servo/pyfastservo/adc.py
@@ -162,8 +162,9 @@ def configure_ltc2195():
 
         main_adc_test_mode(spi, False)
         verify_adc_registers(spi, {0x02: 0x11})  # Verify test mode is off
-
-        enable_adc_afe()
+      
+        # FIXME: AFE Gain 1x is not functional on that batch of fast servo under development
+        enable_adc_afe(ch1_x10=1, ch2_x10=1)
 
     finally:
         spi.close()