diff --git a/ports/esp32/machine_pin.c b/ports/esp32/machine_pin.c
index 2238c6e5fa..865face96f 100644
--- a/ports/esp32/machine_pin.c
+++ b/ports/esp32/machine_pin.c
@@ -92,7 +92,7 @@ STATIC const machine_pin_obj_t machine_pin_obj[] = {
     #endif
     {{&machine_pin_type}, GPIO_NUM_18},
     {{&machine_pin_type}, GPIO_NUM_19},
-    #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 1, 0)
+    #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 3, 2)
     {{&machine_pin_type}, GPIO_NUM_20},
     #else
     {{NULL}, -1},
@@ -572,7 +572,7 @@ STATIC const machine_pin_irq_obj_t machine_pin_irq_object[] = {
     #endif
     {{&machine_pin_irq_type}, GPIO_NUM_18},
     {{&machine_pin_irq_type}, GPIO_NUM_19},
-    #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 1, 0)
+    #if ESP_IDF_VERSION >= ESP_IDF_VERSION_VAL(4, 3, 2)
     {{&machine_pin_irq_type}, GPIO_NUM_20},
     #else
     {{NULL}, -1},