diff --git a/reactos/include/reactos/idl/idl.rbuild b/reactos/include/reactos/idl/idl.rbuild
index c433a8f3048..b997f5ac521 100644
--- a/reactos/include/reactos/idl/idl.rbuild
+++ b/reactos/include/reactos/idl/idl.rbuild
@@ -2,9 +2,11 @@
 <!DOCTYPE group SYSTEM "../../../tools/rbuild/project.dtd">
 <group>
 <module name="pnp_server" type="rpcserver" allowwarnings="true">
+	<define name="_WIN32_WINNT">0x600</define>
 	<file>pnp.idl</file>
 </module>
 <module name="pnp_client" type="rpcclient">
+	<define name="_WIN32_WINNT">0x600</define>
 	<file>pnp.idl</file>
 </module>
 <module name="scm_server" type="rpcserver" allowwarnings="true">