diff --git a/components/soc/esp32/include/soc/Kconfig.soc_caps.in b/components/soc/esp32/include/soc/Kconfig.soc_caps.in
index ccdcb54481f..19dafb86cbd 100644
--- a/components/soc/esp32/include/soc/Kconfig.soc_caps.in
+++ b/components/soc/esp32/include/soc/Kconfig.soc_caps.in
@@ -249,11 +249,11 @@ config SOC_ADC_DIGI_MONITOR_NUM
 
 config SOC_ADC_SAMPLE_FREQ_THRES_HIGH
     int
-    default 2
+    default 2000000
 
 config SOC_ADC_SAMPLE_FREQ_THRES_LOW
     int
-    default 20
+    default 20000
 
 config SOC_ADC_RTC_MIN_BITWIDTH
     int
diff --git a/components/soc/esp32/include/soc/soc_caps.h b/components/soc/esp32/include/soc/soc_caps.h
index 4ba76fcf45c..e27a0f6985a 100644
--- a/components/soc/esp32/include/soc/soc_caps.h
+++ b/components/soc/esp32/include/soc/soc_caps.h
@@ -135,8 +135,8 @@
 #define SOC_ADC_DIGI_RESULT_BYTES               (2)
 #define SOC_ADC_DIGI_DATA_BYTES_PER_CONV        (4)
 #define SOC_ADC_DIGI_MONITOR_NUM                (0U) // to reference `IDF_TARGET_SOC_ADC_DIGI_MONITOR_NUM` in document
-#define SOC_ADC_SAMPLE_FREQ_THRES_HIGH          (2*1000*1000)
-#define SOC_ADC_SAMPLE_FREQ_THRES_LOW           (20*1000)
+#define SOC_ADC_SAMPLE_FREQ_THRES_HIGH          (2000000)
+#define SOC_ADC_SAMPLE_FREQ_THRES_LOW           (20000)
 
 /*!< RTC */
 #define SOC_ADC_RTC_MIN_BITWIDTH                (9)