diff --git a/esphome/components/espnow/espnow_packet.c b/esphome/components/espnow/espnow_packet.c
index e5083f1bfd..52eaa372f8 100644
--- a/esphome/components/espnow/espnow_packet.c
+++ b/esphome/components/espnow/espnow_packet.c
@@ -5,11 +5,8 @@
 
 static const char *const TAG = "espnow_packet";
 
-ESPNowPacket::ESPNowPacket(const uint64_t mac64, const uint8_t *data, uint8_t size,
-                           uint32_t app_id) ESPHOME_ALWAYS_INLINE : mac64(mac64),
-                                                                    size(size),
-                                                                    app_id(app_id),
-                                                                    retrys(0) {
+ESPNowPacket::ESPNowPacket(const uint64_t mac64, const uint8_t *data, uint8_t size, uint32_t app_id)
+    : mac64(mac64), size(size), app_id(app_id), retrys(0) {
   if (this->mac64 == 0)
     this->mac64 = ESPNOW_BROADCAST_ADDR;
   this->is_broadcast = this->mac64 == ESPNOW_BROADCAST_ADDR;
diff --git a/esphome/components/espnow/espnow_packet.h b/esphome/components/espnow/espnow_packet.h
index cfa41b08af..0818427838 100644
--- a/esphome/components/espnow/espnow_packet.h
+++ b/esphome/components/espnow/espnow_packet.h
@@ -60,8 +60,8 @@ struct ESPNowPacket {
     } __attribute__((packed));
   };
 
-  inline ESPNowPacket() ESPHOME_ALWAYS_INLINE : retrys(0) {}
-  inline ESPNowPacket(const uint64_t mac64, const uint8_t *data, uint8_t size, uint32_t app_id);
+  ESPNowPacket() ESPHOME_ALWAYS_INLINE : retrys(0) {}
+  ESPNowPacket(const uint64_t mac64, const uint8_t *data, uint8_t size, uint32_t app_id);
 
   inline void info(std::string place);
 
@@ -87,11 +87,11 @@ struct ESPNowPacket {
 
   bool is_valid();
 
-  inline std::string to_str(uint64_t mac64_ = 0) {
+  inline std::string to_str(uint64_t mac64 = 0) {
     espnow_addr_t mac;
-    if (mac64_ == 0)
-      mac64_ = this->mac64;
-    memcpy((void *) &mac, &mac64_, 6);
+    if (mac64 == 0)
+      mac64 = this->mac64;
+    memcpy((void *) &mac, &mac64, 6);
     return string_format("{\"%02x:%02x:%02x:%02x:%02x:%02x\"}", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]);
   }