diff --git a/arch/arm64/configs/deepin_arm64_desktop_defconfig b/arch/arm64/configs/deepin_arm64_desktop_defconfig
index 45ea06cd4125..5683c45dc413 100644
--- a/arch/arm64/configs/deepin_arm64_desktop_defconfig
+++ b/arch/arm64/configs/deepin_arm64_desktop_defconfig
@@ -97,7 +97,7 @@ CONFIG_ARM64_VA_BITS_48=y
 CONFIG_SCHED_MC=y
 CONFIG_SCHED_CLUSTER=y
 CONFIG_SCHED_SMT=y
-CONFIG_NR_CPUS=4096
+CONFIG_NR_CPUS=1024
 CONFIG_NUMA=y
 CONFIG_HZ_1000=y
 CONFIG_XEN=y