diff --git a/reactos/include/psdk/winternl.h b/reactos/include/psdk/winternl.h
index de953a4a13e..193b0798eb2 100644
--- a/reactos/include/psdk/winternl.h
+++ b/reactos/include/psdk/winternl.h
@@ -838,6 +838,11 @@ typedef enum _MEMORY_INFORMATION_CLASS {
     MemoryBasicVlmInformation
 } MEMORY_INFORMATION_CLASS;
 
+typedef struct _MEMORY_SECTION_NAME
+{
+    UNICODE_STRING SectionFileName;
+} MEMORY_SECTION_NAME, *PMEMORY_SECTION_NAME;
+
 typedef enum _MUTANT_INFORMATION_CLASS
 {
     MutantBasicInformation