diff --git a/dll/win32/wtsapi32/wtsapi32.c b/dll/win32/wtsapi32/wtsapi32.c
index 5838f1ac09b..60658fd29c3 100644
--- a/dll/win32/wtsapi32/wtsapi32.c
+++ b/dll/win32/wtsapi32/wtsapi32.c
@@ -372,7 +372,11 @@ BOOL WINAPI WTSQuerySessionInformationW(
         return FALSE;
     }
 
+#if (NTDDI_VERSION >= NTDDI_WS08)
     if (WTSInfoClass > WTSIsRemoteSession)
+#else
+    if (WTSInfoClass > WTSClientProtocolType)
+#endif
     {
         SetLastError(ERROR_INVALID_PARAMETER);
         return FALSE;
@@ -447,6 +451,7 @@ BOOL WINAPI WTSQuerySessionInformationW(
             return TRUE;
         }
 
+#if (NTDDI_VERSION >= NTDDI_WS08)
         case WTSIdleTime:
         case WTSLogonTime:
         case WTSIncomingBytes:
@@ -457,6 +462,7 @@ BOOL WINAPI WTSQuerySessionInformationW(
             SetLastError(ERROR_NOT_SUPPORTED);
             return FALSE;
         }
+#endif /* (NTDDI_VERSION >= NTDDI_WS08) */
 
         default:
         {
diff --git a/sdk/include/psdk/wtsapi32.h b/sdk/include/psdk/wtsapi32.h
index b9dbb181540..5fc98e5fb67 100644
--- a/sdk/include/psdk/wtsapi32.h
+++ b/sdk/include/psdk/wtsapi32.h
@@ -59,6 +59,7 @@ typedef enum tagWTS_INFO_CLASS
     WTSClientAddress,
     WTSClientDisplay,
     WTSClientProtocolType,
+#if (NTDDI_VERSION >= NTDDI_WS08)
     WTSIdleTime,
     WTSLogonTime,
     WTSIncomingBytes,
@@ -72,6 +73,7 @@ typedef enum tagWTS_INFO_CLASS
     WTSValidationInfo,
     WTSSessionAddressV4,
     WTSIsRemoteSession
+#endif /* (NTDDI_VERSION >= NTDDI_WS08) */
 } WTS_INFO_CLASS;
 
 typedef enum _WTS_CONNECTSTATE_CLASS