diff --git a/dlls/rpcrt4/rpcrt4.spec b/dlls/rpcrt4/rpcrt4.spec
index 8accabc5ec9..631d135c280 100644
--- a/dlls/rpcrt4/rpcrt4.spec
+++ b/dlls/rpcrt4/rpcrt4.spec
@@ -395,7 +395,7 @@
 @ stdcall RpcBindingToStringBindingW(ptr ptr)
 @ stdcall RpcBindingVectorFree(ptr)
 @ stub RpcCancelAsyncCall
-@ stub RpcCancelThread
+@ stdcall RpcCancelThread(ptr)
 @ stub RpcCancelThreadEx
 @ stub RpcCertGeneratePrincipalNameA
 @ stub RpcCertGeneratePrincipalNameW
@@ -438,7 +438,7 @@
 @ stub RpcMgmtInqStats
 @ stdcall RpcMgmtIsServerListening(ptr)
 @ stub RpcMgmtSetAuthorizationFn
-@ stub RpcMgmtSetCancelTimeout
+@ stdcall RpcMgmtSetCancelTimeout(long)
 @ stdcall RpcMgmtSetComTimeout(ptr long)
 @ stub RpcMgmtSetParameter # win9x
 @ stdcall RpcMgmtSetServerStackSize(long)
diff --git a/dlls/rpcrt4/rpcrt4_main.c b/dlls/rpcrt4/rpcrt4_main.c
index a7c3c211cbf..e067d0e2ec5 100644
--- a/dlls/rpcrt4/rpcrt4_main.c
+++ b/dlls/rpcrt4/rpcrt4_main.c
@@ -837,3 +837,21 @@ RPC_STATUS RPC_ENTRY RpcErrorStartEnumeration(void** EnumHandle)
     FIXME("(%p): stub\n", EnumHandle);
     return RPC_S_ENTRY_NOT_FOUND;
 }
+
+/******************************************************************************
+ * RpcMgmtSetCancelTimeout   (rpcrt4.@)
+ */
+RPC_STATUS RPC_ENTRY RpcMgmtSetCancelTimeout(LONG Timeout)
+{
+    FIXME("(%d): stub\n", Timeout);
+    return RPC_S_OK;
+}
+
+/******************************************************************************
+ * RpcCancelThread   (rpcrt4.@)
+ */
+RPC_STATUS RPC_ENTRY RpcCancelThread(HANDLE ThreadHandle)
+{
+    FIXME("(%p): stub\n", ThreadHandle);
+    return RPC_S_OK;
+}