diff --git a/examples/bluetooth/blufi/sdkconfig.defaults b/examples/bluetooth/blufi/sdkconfig.defaults
index cc1440f272..d62431b112 100644
--- a/examples/bluetooth/blufi/sdkconfig.defaults
+++ b/examples/bluetooth/blufi/sdkconfig.defaults
@@ -37,3 +37,4 @@ CONFIG_BT_BLE_DYNAMIC_ENV_MEMORY=n
 CONFIG_BT_SMP_ENABLE=n
 CONFIG_BT_BLE_BLUFI_ENABLE=y
 CONFIG_MBEDTLS_HARDWARE_MPI=n
+CONFIG_MBEDTLS_DHM_C=y