diff --git a/ArmPlatformPkg/ArmVExpressPkg/Include/Platform/RTSM/ArmPlatform.h b/ArmPlatformPkg/ArmVExpressPkg/Include/Platform/RTSM/ArmPlatform.h
index 1dcb7e1007..b568d6fa2e 100644
--- a/ArmPlatformPkg/ArmVExpressPkg/Include/Platform/RTSM/ArmPlatform.h
+++ b/ArmPlatformPkg/ArmVExpressPkg/Include/Platform/RTSM/ArmPlatform.h
@@ -29,7 +29,7 @@
 // Motherboard Peripheral and On-chip peripheral
 #define ARM_VE_BOARD_PERIPH_BASE                0x1C010000
 
-// NOR Flash 1
+// NOR Flash 1
 // There is typo in the reference manual for the Base address of NOR Flash 1
 #define ARM_VE_SMB_NOR0_BASE                    0x08000000
 #define ARM_VE_SMB_NOR0_SZ                      SIZE_64MB
diff --git a/ArmPlatformPkg/Sec/Helper.asm b/ArmPlatformPkg/Sec/Helper.asm
index 1649df399a..cd9603c7a0 100644
--- a/ArmPlatformPkg/Sec/Helper.asm
+++ b/ArmPlatformPkg/Sec/Helper.asm
@@ -64,7 +64,7 @@ copy_cpsr_into_spsr
 // Set the Non Secure Mode
 set_non_secure_mode
     push    { r1 }
-    and	r0, r0, #0x1f     // Keep only the mode bits
+    and     r0, r0, #0x1f     // Keep only the mode bits
     mrs     r1, spsr          // Read the spsr
     bic     r1, r1, #0x1f     // Clear all mode bits
     orr	    r1, r1, r0