diff --git a/lib/rt-thread/SConscript b/lib/rt-thread/SConscript
index 14fbf5549..205e12958 100644
--- a/lib/rt-thread/SConscript
+++ b/lib/rt-thread/SConscript
@@ -36,7 +36,7 @@ if rtconfig.PLATFORM == 'gcc' or rtconfig.PLATFORM == 'armclang': # GCC or Keil
     LOCAL_CFLAGS += ' -std=c99'
 elif rtconfig.PLATFORM == 'armcc': # Keil AC5
     LOCAL_CFLAGS += ' --c99 --gnu'
-    
+
 group = DefineGroup('TinyUSB', src, depend = ['PKG_USING_TINYUSB'], CPPPATH = path, LOCAL_CFLAGS = LOCAL_CFLAGS)
 
 Return('group')
diff --git a/lib/rt-thread/port/msc_device_port.c b/lib/rt-thread/port/msc_device_port.c
index 6af3c4f61..c7e8c508e 100644
--- a/lib/rt-thread/port/msc_device_port.c
+++ b/lib/rt-thread/port/msc_device_port.c
@@ -106,7 +106,7 @@ bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, boo
             // unload disk storage
             ejected = true;
         }
-    } 
+    }
 
     return true;
 }