diff --git a/Nt32Pkg/Library/DxeNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c b/Nt32Pkg/Library/DxeNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c
index 3f765cc312..3581be7d3b 100644
--- a/Nt32Pkg/Library/DxeNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c
+++ b/Nt32Pkg/Library/DxeNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c
@@ -151,7 +151,7 @@ OemHookStatusCodeReport (
               mStdOut,
               Buffer,
               CharCount,
-              &CharCount,
+              (LPDWORD)&CharCount,
               NULL
               );
 
@@ -245,7 +245,7 @@ OemHookStatusCodeReport (
             mStdOut,
             Buffer,
             CharCount,
-            &CharCount,
+            (LPDWORD)&CharCount,
             NULL
             );
 
diff --git a/Nt32Pkg/Library/Nt32PeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c b/Nt32Pkg/Library/Nt32PeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c
index 3c7148e66b..67a62fbcf2 100644
--- a/Nt32Pkg/Library/Nt32PeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c
+++ b/Nt32Pkg/Library/Nt32PeiPeCoffGetEntryPointLib/PeCoffGetEntryPoint.c
@@ -71,7 +71,7 @@ Returns:
              &gNtPeiLoadFilePpiGuid,
              0,
              &PpiDescriptor,
-             &PeiNtService
+             (VOID**)&PeiNtService
              );
   ASSERT_EFI_ERROR (Status);
 
diff --git a/Nt32Pkg/Library/PeiCoreNt32PeCoffLib/PeiCoreNt32PeCoffLib.c b/Nt32Pkg/Library/PeiCoreNt32PeCoffLib/PeiCoreNt32PeCoffLib.c
index f34eab2e78..e4e6225193 100644
--- a/Nt32Pkg/Library/PeiCoreNt32PeCoffLib/PeiCoreNt32PeCoffLib.c
+++ b/Nt32Pkg/Library/PeiCoreNt32PeCoffLib/PeiCoreNt32PeCoffLib.c
@@ -63,7 +63,7 @@ GetPeCoffLoaderStucture (
                 &gEfiPeiPeCoffLoaderGuid,
                 0,
                 NULL,
-                &mPeiEfiPeiPeCoffLoader
+                (VOID**)&mPeiEfiPeiPeCoffLoader
                 );
     
     //
diff --git a/Nt32Pkg/Library/PeiNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c b/Nt32Pkg/Library/PeiNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c
index d192cfb1df..0d597aaa85 100644
--- a/Nt32Pkg/Library/PeiNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c
+++ b/Nt32Pkg/Library/PeiNt32OemHookStatusCodeLib/Nt32OemHookStatusCodeLib.c
@@ -160,7 +160,7 @@ OemHookStatusCodeReport (
               mStdOut,
               Buffer,
               CharCount,
-              &CharCount,
+              (LPDWORD)&CharCount,
               NULL
               );
 
@@ -254,7 +254,7 @@ OemHookStatusCodeReport (
             mStdOut,
             Buffer,
             CharCount,
-            &CharCount,
+            (LPDWORD)&CharCount,
             NULL
             );
 
diff --git a/Nt32Pkg/Library/PeiNt32PeCoffLib/PeiNt32PeCoffLib.c b/Nt32Pkg/Library/PeiNt32PeCoffLib/PeiNt32PeCoffLib.c
index 6bfc630663..a1a2580a5b 100644
--- a/Nt32Pkg/Library/PeiNt32PeCoffLib/PeiNt32PeCoffLib.c
+++ b/Nt32Pkg/Library/PeiNt32PeCoffLib/PeiNt32PeCoffLib.c
@@ -64,11 +64,11 @@ PeiNt32PeCoffLibConstructor (
     // GuidHob is not ready, try to locate PeCoffLoader guid structure.
     //
     Status = (*PeiServices)->LocatePpi (
-                              PeiServices,
+                              (const EFI_PEI_SERVICES **)PeiServices,
                               &gEfiPeiPeCoffLoaderGuid,
                               0,
                               NULL,
-                              &mPeiEfiPeiPeCoffLoader
+                              (VOID**)&mPeiEfiPeiPeCoffLoader
                               );
     
     //