diff --git a/components/freertos/FreeRTOS-Kernel-SMP/portable/riscv/port.c b/components/freertos/FreeRTOS-Kernel-SMP/portable/riscv/port.c
index dcd1b990ec..e9e10b1972 100644
--- a/components/freertos/FreeRTOS-Kernel-SMP/portable/riscv/port.c
+++ b/components/freertos/FreeRTOS-Kernel-SMP/portable/riscv/port.c
@@ -397,7 +397,6 @@ void vPortYieldFromISR( void )
 
 // ----------------- Scheduler Start/End -------------------
 
-extern void esprv_intc_int_set_threshold(int); // FIXME, this function is in ROM only
 BaseType_t xPortStartScheduler(void)
 {
     uxInterruptNesting = 0;
diff --git a/components/freertos/FreeRTOS-Kernel/portable/riscv/port.c b/components/freertos/FreeRTOS-Kernel/portable/riscv/port.c
index 51c9d9ef49..f001259166 100644
--- a/components/freertos/FreeRTOS-Kernel/portable/riscv/port.c
+++ b/components/freertos/FreeRTOS-Kernel/portable/riscv/port.c
@@ -88,7 +88,6 @@ StackType_t *xIsrStackTop = &xIsrStack[0] + (configISR_STACK_SIZE & (~((portPOIN
 
 // ----------------- Scheduler Start/End -------------------
 
-extern void esprv_intc_int_set_threshold(int); // FIXME, this function is in ROM only
 BaseType_t xPortStartScheduler(void)
 {
     uxInterruptNesting = 0;
diff --git a/components/riscv/include/riscv/interrupt.h b/components/riscv/include/riscv/interrupt.h
index e98115410d..c3b88084b9 100644
--- a/components/riscv/include/riscv/interrupt.h
+++ b/components/riscv/include/riscv/interrupt.h
@@ -115,7 +115,7 @@ int esprv_intc_int_get_priority(int rv_int_num);
  *
  * @param priority_threshold  Interrupt priority threshold, 0 to 7
  */
-void esprv_intc_set_threshold(int priority_threshold);
+void esprv_intc_int_set_threshold(int priority_threshold);
 
 /**
  * @brief Get interrupt unmask