diff --git a/boards/sim/sim/sim/configs/alsa/defconfig b/boards/sim/sim/sim/configs/alsa/defconfig
index d98ffd9e9823a..a921a3a666976 100644
--- a/boards/sim/sim/sim/configs/alsa/defconfig
+++ b/boards/sim/sim/sim/configs/alsa/defconfig
@@ -12,6 +12,8 @@ CONFIG_ARCH_BOARD_SIM=y
 CONFIG_ARCH_CHIP="sim"
 CONFIG_ARCH_SIM=y
 CONFIG_AUDIO=y
+CONFIG_AUDIOUTILS_LAME=y
+CONFIG_AUDIOUTILS_LIBMAD=y
 CONFIG_BOARDCTL_APP_SYMTAB=y
 CONFIG_BOARDCTL_POWEROFF=y
 CONFIG_BOARD_LOOPSPERMSEC=0