diff --git a/projects/Generic/linux/linux.i386.conf b/projects/Generic/linux/linux.i386.conf
index 5a671570e1..29f0343ab8 100644
--- a/projects/Generic/linux/linux.i386.conf
+++ b/projects/Generic/linux/linux.i386.conf
@@ -543,7 +543,7 @@ CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
 #
 # x86 CPU frequency scaling drivers
 #
-# CONFIG_X86_INTEL_PSTATE is not set
+CONFIG_X86_INTEL_PSTATE=y
 CONFIG_X86_PCC_CPUFREQ=m
 CONFIG_X86_ACPI_CPUFREQ=y
 CONFIG_X86_ACPI_CPUFREQ_CPB=y
diff --git a/projects/Generic/linux/linux.x86_64.conf b/projects/Generic/linux/linux.x86_64.conf
index 07fe1766ac..3f60318ad6 100644
--- a/projects/Generic/linux/linux.x86_64.conf
+++ b/projects/Generic/linux/linux.x86_64.conf
@@ -540,7 +540,7 @@ CONFIG_CPU_FREQ_GOV_CONSERVATIVE=y
 #
 # x86 CPU frequency scaling drivers
 #
-# CONFIG_X86_INTEL_PSTATE is not set
+CONFIG_X86_INTEL_PSTATE=y
 CONFIG_X86_PCC_CPUFREQ=m
 CONFIG_X86_ACPI_CPUFREQ=y
 CONFIG_X86_ACPI_CPUFREQ_CPB=y