diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index 0362a70aa97ce8bd30d7e57554f542deb9d24a2d..395e49847788a9fb6f301fc1d11fc9c294336da5 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -407,7 +407,7 @@ CONFIG_IDEPCI_SHARE_IRQ=y
 # CONFIG_BLK_DEV_OFFBOARD is not set
 CONFIG_BLK_DEV_GENERIC=y
 # CONFIG_BLK_DEV_OPTI621 is not set
-# CONFIG_BLK_DEV_SL82C105 is not set
+CONFIG_BLK_DEV_SL82C105=y
 CONFIG_BLK_DEV_IDEDMA_PCI=y
 # CONFIG_BLK_DEV_IDEDMA_FORCED is not set
 CONFIG_IDEDMA_PCI_AUTO=y