diff --git a/zephyr/iut_test/prj.conf b/zephyr/iut_test/prj.conf
index 0999912..6f27d6f 100644
--- a/zephyr/iut_test/prj.conf
+++ b/zephyr/iut_test/prj.conf
@@ -38,6 +38,7 @@ CONFIG_DMA=y
 
 # I2C
 CONFIG_I2C=y
+CONFIG_I2C_SHELL=y
 
 # GPIO
 CONFIG_GPIO=y