diff --git a/meta/libraries.json b/meta/libraries.json
index 03263b3..1de84bd 100644
--- a/meta/libraries.json
+++ b/meta/libraries.json
@@ -11,5 +11,6 @@
     ],
     "maintainers": [
         "Ion Gaztanaga <igaztanaga -at- gmail.com>"
-    ]
+    ],
+    "cxxstd": "03"
 }