diff --git a/AppPkg/Applications/Sockets/WebServer/Mtrr.c b/AppPkg/Applications/Sockets/WebServer/Mtrr.c
index 54356bde64..4b8482d4e2 100644
--- a/AppPkg/Applications/Sockets/WebServer/Mtrr.c
+++ b/AppPkg/Applications/Sockets/WebServer/Mtrr.c
@@ -15,6 +15,7 @@
 
 #include <WebServer.h>
 #include <Library/MtrrLib.h>
+#include <Register/Msr.h>
 
 #define VARIABLE_MTRR_VALID     0x800
 
diff --git a/AppPkg/Applications/Sockets/WebServer/WebServer.h b/AppPkg/Applications/Sockets/WebServer/WebServer.h
index 21b07b63df..16c30c8d6d 100644
--- a/AppPkg/Applications/Sockets/WebServer/WebServer.h
+++ b/AppPkg/Applications/Sockets/WebServer/WebServer.h
@@ -20,7 +20,6 @@
 
 #include <Guid/EventGroup.h>
 
-#include <Register/Msr.h>
 #include <Library/BaseMemoryLib.h>
 #include <Library/DebugLib.h>
 #include <Library/MemoryAllocationLib.h>