diff --git a/components/driver/mcpwm.c b/components/driver/mcpwm.c
index b16049ee5..faf8182ad 100644
--- a/components/driver/mcpwm.c
+++ b/components/driver/mcpwm.c
@@ -149,8 +149,8 @@ esp_err_t mcpwm_set_pin(mcpwm_unit_t mcpwm_num, const mcpwm_pin_config_t *mcpwm_
     mcpwm_gpio_init(mcpwm_num, MCPWM_SYNC_1,  mcpwm_pin->mcpwm_sync1_in_num);   //SYNC1
     mcpwm_gpio_init(mcpwm_num, MCPWM_SYNC_2,  mcpwm_pin->mcpwm_sync2_in_num);   //SYNC2
     mcpwm_gpio_init(mcpwm_num, MCPWM_FAULT_0, mcpwm_pin->mcpwm_fault0_in_num);  //FAULT0
-    mcpwm_gpio_init(mcpwm_num, MCPWM_FAULT_0, mcpwm_pin->mcpwm_fault1_in_num);  //FAULT1
-    mcpwm_gpio_init(mcpwm_num, MCPWM_FAULT_0, mcpwm_pin->mcpwm_fault2_in_num);  //FAULT2
+    mcpwm_gpio_init(mcpwm_num, MCPWM_FAULT_1, mcpwm_pin->mcpwm_fault1_in_num);  //FAULT1
+    mcpwm_gpio_init(mcpwm_num, MCPWM_FAULT_2, mcpwm_pin->mcpwm_fault2_in_num);  //FAULT2
     mcpwm_gpio_init(mcpwm_num, MCPWM_CAP_0,   mcpwm_pin->mcpwm_cap0_in_num);    //CAP0
     mcpwm_gpio_init(mcpwm_num, MCPWM_CAP_1,   mcpwm_pin->mcpwm_cap1_in_num);    //CAP1
     mcpwm_gpio_init(mcpwm_num, MCPWM_CAP_2,   mcpwm_pin->mcpwm_cap2_in_num);    //CAP2