diff --git a/srcpkgs/linux5.2/files/x86_64-dotconfig b/srcpkgs/linux5.2/files/x86_64-dotconfig
index b9609bb0ca9..a8eca2f5a15 100644
--- a/srcpkgs/linux5.2/files/x86_64-dotconfig
+++ b/srcpkgs/linux5.2/files/x86_64-dotconfig
@@ -355,7 +355,7 @@ CONFIG_CALGARY_IOMMU_ENABLED_BY_DEFAULT=y
 CONFIG_NR_CPUS_RANGE_BEGIN=2
 CONFIG_NR_CPUS_RANGE_END=512
 CONFIG_NR_CPUS_DEFAULT=64
-CONFIG_NR_CPUS=64
+CONFIG_NR_CPUS=256
 CONFIG_SCHED_SMT=y
 CONFIG_SCHED_MC=y
 CONFIG_SCHED_MC_PRIO=y