diff --git a/IR_config.h b/IR_config.h
index 0a20143..33e7750 100644
--- a/IR_config.h
+++ b/IR_config.h
@@ -169,7 +169,7 @@ public:
         uint16_t rTime = 0;
     };
 
-    static void checkaddressRuleApply(uint16_t address, uint16_t id, bool& flag) {
+    static void checkAddressRuleApply(uint16_t address, uint16_t id, bool& flag) {
         flag = false;
         flag |= id == 0;
         flag |= address == id;
diff --git a/PacketTypes.h b/PacketTypes.h
index 4bb8e58..1be5101 100644
--- a/PacketTypes.h
+++ b/PacketTypes.h
@@ -89,7 +89,7 @@ namespace PacketTypes {
     private:
         bool checkAddress() override {
             bool ret;
-            IR_FOX::checkaddressRuleApply(getAddrTo(), this->id, ret);
+            IR_FOX::checkAddressRuleApply(getAddrTo(), this->id, ret);
             return ret;
         }
     };
@@ -114,7 +114,7 @@ namespace PacketTypes {
             bool ret;
             if (getMsgType() == IR_MSG_BACK_TO) {
                 DataOffset = 5;
-                IR_FOX::checkaddressRuleApply((packInfo->buffer[addressToOffset] << 8) | packInfo->buffer[addressToOffset + 1], this->id, ret);
+                IR_FOX::checkAddressRuleApply((packInfo->buffer[addressToOffset] << 8) | packInfo->buffer[addressToOffset + 1], this->id, ret);
             } else {
                 DataOffset = 3;
                 ret = true;
@@ -152,7 +152,7 @@ namespace PacketTypes {
     private:
         bool checkAddress() override {
             bool ret;
-            IR_FOX::checkaddressRuleApply(getAddrTo(), this->id, ret);
+            IR_FOX::checkAddressRuleApply(getAddrTo(), this->id, ret);
             return ret;
         }
     };
@@ -250,7 +250,7 @@ namespace PacketTypes {
 // protected:
 //     bool checkAddress() override {
 //         bool ret;
-//         checkaddressRuleApply(getAddrTo(), this->id, ret);
+//         checkAddressRuleApply(getAddrTo(), this->id, ret);
 //         return ret;
 //     }
 // };
@@ -271,7 +271,7 @@ namespace PacketTypes {
 //         bool ret;
 //         if (getMsgType() == IR_MSG_BACK_TO) {
 //             DataOffset = 5;
-//             checkaddressRuleApply((packInfo->buffer[addressToOffset] << 8) | packInfo->buffer[addressToOffset + 1], this->id, ret);
+//             checkAddressRuleApply((packInfo->buffer[addressToOffset] << 8) | packInfo->buffer[addressToOffset + 1], this->id, ret);
 //         } else {
 //             DataOffset = 3;
 //             ret = true;
@@ -294,7 +294,7 @@ namespace PacketTypes {
 // protected:
 //     bool checkAddress() override {
 //         bool ret;
-//         checkaddressRuleApply(getAddrTo(), this->id, ret);
+//         checkAddressRuleApply(getAddrTo(), this->id, ret);
 //         return ret;
 //     }
 // };