diff --git a/mbed_app.json b/mbed_app.json
index 364fd93..5d66112 100644
--- a/mbed_app.json
+++ b/mbed_app.json
@@ -17,12 +17,11 @@
       "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",
-        "target.bootloader_img":"./mbed-os-bootloader/BUILD/DISCO_H747I/GCC_ARM/mbed-os-bootloader.bin",
-        "target.app_offset": "0x20000"
-      }
+    "DISCO_H747I": {
+      "mbed-trace.enable": true,
+      "mbed-trace.max-level": "TRACE_LEVEL_DEBUG",
+      "target.bootloader_img": "./mbed-os-bootloader/BUILD/DISCO_H747I/GCC_ARM/mbed-os-bootloader.bin",
+      "target.app_offset": "0x20000"
     }
   }
 }