diff --git a/examples/lvgldemo/fbdev.h b/examples/lvgldemo/fbdev.h
index 24446d3aa..00d0d8aa6 100644
--- a/examples/lvgldemo/fbdev.h
+++ b/examples/lvgldemo/fbdev.h
@@ -64,4 +64,4 @@ void fbdev_map(int32_t x1, int32_t y1, int32_t x2, int32_t y2,
 }
 #endif
 
-#endif /*__APPS_EXAMPLES_LVGLDEMO_FBDEV_H */
+#endif /* __APPS_EXAMPLES_LVGLDEMO_FBDEV_H */
diff --git a/examples/lvgldemo/lv_test_theme_1.c b/examples/lvgldemo/lv_test_theme_1.c
index cd8fec67a..63ad796e1 100644
--- a/examples/lvgldemo/lv_test_theme_1.c
+++ b/examples/lvgldemo/lv_test_theme_1.c
@@ -446,7 +446,9 @@ void lv_test_theme_1(lv_theme_t * th)
 {
   lv_theme_set_current(th);
 
-  /* If `LV_THEME_LIVE_UPDATE  1` `th` is not used directly so get the real theme after set */
+  /* If `LV_THEME_LIVE_UPDATE  1` `th` is not used directly
+   * so get the real theme after set
+   */
 
   th = lv_theme_get_current();
   FAR lv_obj_t * scr = lv_cont_create(NULL, NULL);
diff --git a/examples/lvgldemo/lvgldemo.c b/examples/lvgldemo/lvgldemo.c
index eedc5ed2c..e83adb6ae 100644
--- a/examples/lvgldemo/lvgldemo.c
+++ b/examples/lvgldemo/lvgldemo.c
@@ -61,8 +61,10 @@
 
 /* Should we perform board-specific driver initialization?  There are two
  * ways that board initialization can occur:  1) automatically via
- * board_late_initialize() during bootup if CONFIG_BOARD_LATE_INITIALIZE, or 2)
- * via a call to boardctl() if the interface is enabled (CONFIG_LIB_BOARDCTL=y).
+ * board_late_initialize() during bootupif CONFIG_BOARD_LATE_INITIALIZE
+ * or 2).
+ * via a call to boardctl() if the interface is enabled
+ * (CONFIG_LIB_BOARDCTL=y).
  * If this task is running as an NSH built-in application, then that
  * initialization has probably already been performed otherwise we do it
  * here.
@@ -225,7 +227,7 @@ int main(int argc, FAR char *argv[])
 #  error "No theme selected for this application"
 #endif
 
- lv_test_theme_1(theme);
+  lv_test_theme_1(theme);
 
 #elif defined(CONFIG_EXAMPLES_LVGLDEMO_THEME_2)
   lv_test_theme_2();