diff --git a/CODEOWNERS b/CODEOWNERS
index 1722f482ac..2648bbef6a 100644
--- a/CODEOWNERS
+++ b/CODEOWNERS
@@ -15,6 +15,7 @@ esphome/components/ac_dimmer/* @glmnet
 esphome/components/adc/* @esphome/core
 esphome/components/api/* @OttoWinter
 esphome/components/async_tcp/* @OttoWinter
+esphome/components/atc_mithermometer/* @ahpohl
 esphome/components/bang_bang/* @OttoWinter
 esphome/components/binary_sensor/* @esphome/core
 esphome/components/captive_portal/* @OttoWinter
@@ -67,3 +68,4 @@ esphome/components/ultrasonic/* @OttoWinter
 esphome/components/version/* @esphome/core
 esphome/components/web_server_base/* @OttoWinter
 esphome/components/whirlpool/* @glmnet
+esphome/components/xiaomi_lywsd03mmc/* @ahpohl