diff --git a/components/esp_wifi/include/esp_wifi.h b/components/esp_wifi/include/esp_wifi.h
index 6ba1e988127..b1fa2464dd4 100644
--- a/components/esp_wifi/include/esp_wifi.h
+++ b/components/esp_wifi/include/esp_wifi.h
@@ -614,7 +614,7 @@ esp_err_t esp_wifi_get_channel(uint8_t *primary, wifi_second_chan_t *second);
   *               it's up to the user to fill in all fields according to local regulations.
   *               Please use esp_wifi_set_country_code instead.
   * @attention 2. The default country is "01" (world safe mode) {.cc="01", .schan=1, .nchan=11, .policy=WIFI_COUNTRY_POLICY_AUTO}.
-  * @attention 3. The third octect of country code string is one of the following: ' ', 'O', 'I', 'X', otherwise it is considered as ' '.
+  * @attention 3. The third octet of country code string is one of the following: ' ', 'O', 'I', 'X', otherwise it is considered as ' '.
   * @attention 4. When the country policy is WIFI_COUNTRY_POLICY_AUTO, the country info of the AP to which
   *               the station is connected is used. E.g. if the configured country info is {.cc="US", .schan=1, .nchan=11}
   *               and the country info of the AP to which the station is connected is {.cc="JP", .schan=1, .nchan=14}
@@ -1259,7 +1259,7 @@ esp_err_t esp_wifi_connectionless_module_set_wake_interval(uint16_t wake_interva
   *
   * @attention 7. When country code "01" (world safe mode) is set, SoftAP mode won't contain country IE.
   * @attention 8. The default country is "01" (world safe mode) and ieee80211d_enabled is TRUE.
-  * @attention 9. The third octect of country code string is one of the following: ' ', 'O', 'I', 'X', otherwise it is considered as ' '.
+  * @attention 9. The third octet of country code string is one of the following: ' ', 'O', 'I', 'X', otherwise it is considered as ' '.
   *
   * @param     country   the configured country ISO code
   * @param     ieee80211d_enabled   802.11d is enabled or not
diff --git a/docs/en/api-guides/wifi.rst b/docs/en/api-guides/wifi.rst
index 989403df1cf..31ef6e1f3d6 100644
--- a/docs/en/api-guides/wifi.rst
+++ b/docs/en/api-guides/wifi.rst
@@ -1306,7 +1306,7 @@ Call :cpp:func:`esp_wifi_set_country()` to set the country info. The table below
    * - Field
      - Description
    * - cc[3]
-     - Country code string. This attribute identifies the country or noncountry entity in which the station/AP is operating. If it is a country, the first two octets of this string is the two-character country info as described in the document ISO/IEC3166-1. The third octect is one of the following:
+     - Country code string. This attribute identifies the country or noncountry entity in which the station/AP is operating. If it is a country, the first two octets of this string is the two-character country info as described in the document ISO/IEC3166-1. The third octet is one of the following:
 
        - an ASCII space character, which means the regulations under which the station/AP is operating encompass all environments for the current frequency band in the country.
        - an ASCII ‘O’ character, which means the regulations under which the station/AP is operating are for an outdoor environment only.