diff --git a/graphics/nxmu/nxmu.h b/graphics/nxmu/nxmu.h
index cb350614e68..71d284a23cd 100644
--- a/graphics/nxmu/nxmu.h
+++ b/graphics/nxmu/nxmu.h
@@ -40,6 +40,10 @@
  * Pre-processor Definitions
  ****************************************************************************/
 
+#if CONFIG_MQ_MAXMSGSIZE < 64
+#error "The NX Server needs CONFIG_MQ_MAXMSGSIZE >= 64"
+#endif
+
 /****************************************************************************
  * Public Types
  ****************************************************************************/