diff --git a/sections/cper-section-dmar-vtd.c b/sections/cper-section-dmar-vtd.c
index c15c5f4..b57d1ba 100644
--- a/sections/cper-section-dmar-vtd.c
+++ b/sections/cper-section-dmar-vtd.c
@@ -135,7 +135,7 @@
     section_cper->PteL6 = json_object_get_uint64(json_object_object_get(section, "pageTableEntry_Level6"));
 
     //Write to stream, free resources.
-    fwrite(&section_cper, sizeof(section_cper), 1, out);
+    fwrite(section_cper, sizeof(EFI_DIRECTED_IO_DMAR_ERROR_DATA), 1, out);
     fflush(out);
     free(section_cper);
 }
\ No newline at end of file