diff --git a/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj.conf b/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj.conf
index 2efc89d5394..b004ce496ab 100644
--- a/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj.conf
+++ b/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj.conf
@@ -5,8 +5,6 @@ CONFIG_BT_HCI_RAW=y
 CONFIG_BT_PERIPHERAL=y
 CONFIG_BT_CENTRAL=y
 CONFIG_BT_DEBUG_LOG=y
-# CONFIG_SYS_LOG=y
-# CONFIG_SYS_LOG_DEFAULT_LEVEL=4
 # CONFIG_BT_DEBUG_HCI_CORE=y
 CONFIG_BT_DEBUG=y
 CONFIG_BT_DEBUG_RPA=y
diff --git a/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj_legacy.conf b/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj_legacy.conf
index 5cc455d572e..871038bbf8e 100644
--- a/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj_legacy.conf
+++ b/tests/bluetooth/bsim_bt/edtt_ble_test_app/hci_test_app/prj_legacy.conf
@@ -5,8 +5,6 @@ CONFIG_BT_HCI_RAW=y
 CONFIG_BT_PERIPHERAL=y
 CONFIG_BT_CENTRAL=y
 CONFIG_BT_DEBUG_LOG=y
-# CONFIG_SYS_LOG=y
-# CONFIG_SYS_LOG_DEFAULT_LEVEL=4
 # CONFIG_BT_DEBUG_HCI_CORE=y
 CONFIG_BT_ECC=y
 CONFIG_BT_TINYCRYPT_ECC=y