diff --git a/arch/arm64/configs/bcm2711_defconfig b/arch/arm64/configs/bcm2711_defconfig
index 9a3a41e5b8d445..81ff4173a569e3 100644
--- a/arch/arm64/configs/bcm2711_defconfig
+++ b/arch/arm64/configs/bcm2711_defconfig
@@ -41,6 +41,7 @@ CONFIG_ARCH_BRCMSTB=y
 # CONFIG_CAVIUM_ERRATUM_22375 is not set
 # CONFIG_CAVIUM_ERRATUM_23154 is not set
 # CONFIG_CAVIUM_ERRATUM_27456 is not set
+CONFIG_HOTPLUG_CPU=y
 CONFIG_COMPAT=y
 CONFIG_ARMV8_DEPRECATED=y
 CONFIG_SWP_EMULATION=y
diff --git a/arch/arm64/configs/bcm2712_defconfig b/arch/arm64/configs/bcm2712_defconfig
index f1539a895c76ba..905bc8cf663896 100644
--- a/arch/arm64/configs/bcm2712_defconfig
+++ b/arch/arm64/configs/bcm2712_defconfig
@@ -42,6 +42,7 @@ CONFIG_ARCH_BRCMSTB=y
 # CONFIG_CAVIUM_ERRATUM_23154 is not set
 # CONFIG_CAVIUM_ERRATUM_27456 is not set
 CONFIG_ARM64_16K_PAGES=y
+CONFIG_HOTPLUG_CPU=y
 CONFIG_COMPAT=y
 CONFIG_ARMV8_DEPRECATED=y
 CONFIG_SWP_EMULATION=y