diff --git a/buildroot-external/board/ova/kernel.config b/buildroot-external/board/ova/kernel.config
index cc0f8bca0..8a22d4c7d 100644
--- a/buildroot-external/board/ova/kernel.config
+++ b/buildroot-external/board/ova/kernel.config
@@ -248,6 +248,7 @@ CONFIG_NLS_CODEPAGE_437=y
 CONFIG_NLS_ASCII=y
 CONFIG_NLS_ISO8859_1=y
 CONFIG_NLS_UTF8=y
+CONFIG_HW_RANDOM=y
 CONFIG_PRINTK_TIME=y
 # CONFIG_ENABLE_WARN_DEPRECATED is not set
 # CONFIG_UNUSED_SYMBOLS is not set