diff --git a/make/target/kconfig/arch/x86/kernel-core.kconf b/make/target/kconfig/arch/x86/kernel-core.kconf
index fd1d4ab3fa1..0361be1a3bb 100644
--- a/make/target/kconfig/arch/x86/kernel-core.kconf
+++ b/make/target/kconfig/arch/x86/kernel-core.kconf
@@ -71,7 +71,7 @@ config  CPU_CLOCK_FREQ_MHZ
 	depends on BOOT_TIME_MEASUREMENT
 	help
 	  This option specifies the CPU Clock Frequency in MHz in order to
-          convert Intel RDTSC timestamp to microseconds.
+	  convert Intel RDTSC timestamp to microseconds.
 
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