diff --git a/tests/drivers/smbus/smbus_emul/prj.conf b/tests/drivers/smbus/smbus_emul/prj.conf
index 996a530cd41b..99e5c1f89d52 100644
--- a/tests/drivers/smbus/smbus_emul/prj.conf
+++ b/tests/drivers/smbus/smbus_emul/prj.conf
@@ -1,3 +1,5 @@
 CONFIG_ZTEST=y
 CONFIG_LOG=y
 CONFIG_ENTROPY_GENERATOR=y
+CONFIG_SMBUS=y
+CONFIG_SMBUS_LOG_LEVEL_DBG=y
diff --git a/tests/drivers/smbus/smbus_emul/src/smbus.c b/tests/drivers/smbus/smbus_emul/src/smbus.c
index 1d2a3b5200e0..d42a22d1a23f 100644
--- a/tests/drivers/smbus/smbus_emul/src/smbus.c
+++ b/tests/drivers/smbus/smbus_emul/src/smbus.c
@@ -14,8 +14,6 @@
 
 #include "emul.h"
 
-#define CONFIG_SMBUS_LOG_LEVEL LOG_LEVEL_DBG
-
 #define PERIPH_ADDR	0x10
 
 static uint8_t mock_sys_in8(io_port_t port)