diff --git a/IntelFspWrapperPkg/Library/PeiFspHobProcessLibSample/FspHobProcessLibSample.c b/IntelFspWrapperPkg/Library/PeiFspHobProcessLibSample/FspHobProcessLibSample.c
index 82af87fea7..099980e525 100644
--- a/IntelFspWrapperPkg/Library/PeiFspHobProcessLibSample/FspHobProcessLibSample.c
+++ b/IntelFspWrapperPkg/Library/PeiFspHobProcessLibSample/FspHobProcessLibSample.c
@@ -246,7 +246,7 @@ FspHobProcessForMemoryResource (
 
     S3PeiMemBase = 0;
     S3PeiMemSize = 0;
-    Status = GetS3MemoryInfo (&S3PeiMemBase, &S3PeiMemSize);
+    Status = GetS3MemoryInfo (&S3PeiMemSize, &S3PeiMemBase);
     ASSERT_EFI_ERROR (Status);
     DEBUG((DEBUG_INFO, "S3 memory %Xh - %Xh bytes\n", S3PeiMemBase, S3PeiMemSize));