diff --git a/ports/espressif/common-hal/microcontroller/Processor.c b/ports/espressif/common-hal/microcontroller/Processor.c
index 1f0974295535..c0e72c85b995 100644
--- a/ports/espressif/common-hal/microcontroller/Processor.c
+++ b/ports/espressif/common-hal/microcontroller/Processor.c
@@ -64,7 +64,7 @@ float common_hal_mcu_processor_get_voltage(void) {
 
 uint32_t common_hal_mcu_processor_get_frequency(void) {
     #if defined(CONFIG_IDF_TARGET_ESP32)
-    return CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ * 100000;
+    return CONFIG_ESP32_DEFAULT_CPU_FREQ_MHZ * 1000000;
     #elif defined(CONFIG_IDF_TARGET_ESP32C3)
     return CONFIG_ESP32C3_DEFAULT_CPU_FREQ_MHZ * 1000000;
     #elif defined(CONFIG_IDF_TARGET_ESP32S2)