diff --git a/system/dev/board/gauss/gauss.c b/system/dev/board/gauss/gauss.c
index f89ad5e..6d2811f 100644
--- a/system/dev/board/gauss/gauss.c
+++ b/system/dev/board/gauss/gauss.c
@@ -38,7 +38,7 @@
                                 GAUSS_TDM_CLK_N)
 
 // turn this on to enable Gauss accelerometer test driver
-//#define I2C_TEST 1
+#define I2C_TEST 1
 
 #if I2C_TEST
 static const pbus_i2c_channel_t i2c_test_channels[] = {