diff --git a/base/services/srvsvc/rpcserver.c b/base/services/srvsvc/rpcserver.c
index ab96f2554fc..e47eafb2c0c 100644
--- a/base/services/srvsvc/rpcserver.c
+++ b/base/services/srvsvc/rpcserver.c
@@ -529,12 +529,17 @@ NetrRemoteTOD(
 }
 
 
-/* Function 29 */
-void
+/* Function 29 - Not used on wire */
+NET_API_STATUS
 __stdcall
-Opnum29NotUsedOnWire(void)
+NetrServerSetServiceBits(
+    SRVSVC_HANDLE ServerName,
+    WCHAR *Transport,
+    DWORD ServiceBits,
+    DWORD UpdateImmediately)
 {
     UNIMPLEMENTED;
+    return ERROR_CALL_NOT_IMPLEMENTED;
 }
 
 
diff --git a/sdk/include/reactos/idl/srvsvc.idl b/sdk/include/reactos/idl/srvsvc.idl
index 1cd1bb5ec9a..f8d1d6c54bb 100644
--- a/sdk/include/reactos/idl/srvsvc.idl
+++ b/sdk/include/reactos/idl/srvsvc.idl
@@ -1220,10 +1220,14 @@ interface srvsvc
         [in, string, unique] SRVSVC_HANDLE ServerName,
         [out] LPTIME_OF_DAY_INFO *BufferPtr);
 
-    // This method not used on the wire
-    void
+    /* Function 29 - Not used on wire */
+    NET_API_STATUS
     __stdcall
-    Opnum29NotUsedOnWire(void);
+    NetrServerSetServiceBits(
+        [in, string, unique] SRVSVC_HANDLE ServerName,
+        [in, string, unique] WCHAR *Transport,
+        [in] DWORD ServiceBits,
+        [in] DWORD UpdateImmediately);
 
     NET_API_STATUS
     __stdcall