diff --git a/examples/peripherals/ledc/ledc_fade/main/ledc_fade_example_main.c b/examples/peripherals/ledc/ledc_fade/main/ledc_fade_example_main.c
index 4427b51b61..3b35017c7a 100644
--- a/examples/peripherals/ledc/ledc_fade/main/ledc_fade_example_main.c
+++ b/examples/peripherals/ledc/ledc_fade/main/ledc_fade_example_main.c
@@ -67,7 +67,7 @@
  * Use callback only if you are aware it is being called inside an ISR
  * Otherwise, you can use a semaphore to unblock tasks
  */
-static bool cb_ledc_fade_end_event(const ledc_cb_param_t *param, void *user_arg)
+static IRAM_ATTR bool cb_ledc_fade_end_event(const ledc_cb_param_t *param, void *user_arg)
 {
     portBASE_TYPE taskAwoken = pdFALSE;