diff --git a/ArmPkg/Drivers/CpuDxe/CpuDxe.c b/ArmPkg/Drivers/CpuDxe/CpuDxe.c
index b1cac31d67..d089cb2d11 100644
--- a/ArmPkg/Drivers/CpuDxe/CpuDxe.c
+++ b/ArmPkg/Drivers/CpuDxe/CpuDxe.c
@@ -39,7 +39,7 @@
 
   @retval EFI_SUCCESS           The address range from Start to Start+Length was flushed from
                                 the processor's data cache.
-  @retval EFI_UNSUPPORTEDT      The processor does not support the cache flush type specified
+  @retval EFI_UNSUPPORTED       The processor does not support the cache flush type specified
                                 by FlushType.
   @retval EFI_DEVICE_ERROR      The address range from Start to Start+Length could not be flushed
                                 from the processor's data cache.