diff --git a/package/kernel/linux/modules/sound.mk b/package/kernel/linux/modules/sound.mk
index 71765ed293..de5d8fc2c6 100644
--- a/package/kernel/linux/modules/sound.mk
+++ b/package/kernel/linux/modules/sound.mk
@@ -49,7 +49,7 @@ define KernelPackage/sound-core
 	CONFIG_SND_RAWMIDI \
 	CONFIG_SND_TIMER \
 	CONFIG_SND_PCM \
-	CONFIG_SND_PCM_TIMER \
+	CONFIG_SND_PCM_TIMER=y \
 	CONFIG_SND_SEQUENCER \
 	CONFIG_SND_VIRMIDI \
 	CONFIG_SND_SEQ_DUMMY \