diff --git a/kernel/build/config-amd64 b/kernel/build/config-amd64
index 56844ff84..ff8938191 100644
--- a/kernel/build/config-amd64
+++ b/kernel/build/config-amd64
@@ -635,7 +635,8 @@ CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y
 #
 CONFIG_X86_INTEL_PSTATE=y
 # CONFIG_X86_PCC_CPUFREQ is not set
-# CONFIG_X86_AMD_PSTATE is not set
+CONFIG_X86_AMD_PSTATE=y
+CONFIG_X86_AMD_PSTATE_DEFAULT_MODE=3
 # CONFIG_X86_AMD_PSTATE_UT is not set
 CONFIG_X86_ACPI_CPUFREQ=y
 CONFIG_X86_ACPI_CPUFREQ_CPB=y