diff --git a/mbed_app.json b/mbed_app.json
index 5fb202c..364fd93 100644
--- a/mbed_app.json
+++ b/mbed_app.json
@@ -16,7 +16,7 @@
       "target.printf_lib": "minimal-printf",
       "platform.minimal-printf-enable-floating-point": true,
       "platform.minimal-printf-set-floating-point-max-decimals": 2
-    }
+    },
       "DISCO_H747I": {
         "mbed-trace.enable": true,
         "mbed-trace.max-level": "TRACE_LEVEL_DEBUG",