diff --git a/UefiCpuPkg/Library/MpInitLib/MpLib.c b/UefiCpuPkg/Library/MpInitLib/MpLib.c
index 78d18b616e..55fe812d29 100644
--- a/UefiCpuPkg/Library/MpInitLib/MpLib.c
+++ b/UefiCpuPkg/Library/MpInitLib/MpLib.c
@@ -110,7 +110,7 @@ SetApState (
 }
 
 /**
-  Save BSP's local APIC timer setting
+  Save BSP's local APIC timer setting.
 
   @param[in] CpuMpData          Pointer to CPU MP Data
 **/