1 files changed, 6 insertions, 1 deletions
diff --git a/MdePkg/Library/BasePrintLib/PrintLibInternal.h b/MdePkg/Library/BasePrintLib/PrintLibInternal.h
index 5e650b0123..b7c95a8e43 100644
--- a/MdePkg/Library/BasePrintLib/PrintLibInternal.h
+++ b/MdePkg/Library/BasePrintLib/PrintLibInternal.h
@@ -14,6 +14,9 @@
 
 **/
 
+#ifndef __PRINT_LIB_INTERNAL_H
+#define __PRINT_LIB_INTERNAL_H
+
 //
 // Print primitives
 //
@@ -148,7 +151,7 @@ BasePrintLibValueToString (
   @param  Flags     The bitmask of flags that specify left justification, zero pad,
                     and commas.
   @param  Value     The 64-bit signed value to convert to a string.
-  @param  Width      The maximum number of characters to place in Buffer.
+  @param  Width     The maximum number of characters to place in Buffer.
   @param  Increment Character increment in Buffer.
   
   @return Total number of characters required to perform the conversion.
@@ -162,3 +165,5 @@ BasePrintLibConvertValueToString (
   IN UINTN       Width,
   IN UINTN       Increment
   );
+
+#endif