diff --git a/elog/debug.cpp b/elog/debug.cpp
index 5bf93c4..7214077 100644
--- a/elog/debug.cpp
+++ b/elog/debug.cpp
@@ -6,7 +6,7 @@
  * @license APACHE v2.0 (see license file)
  */
 
-#include <elog/debug.h>
+#include <elog/debug.hpp>
 
 int32_t elog::getLogId() {
 	static int32_t g_val = elog::registerInstance("elog");
diff --git a/elog/debug.h b/elog/debug.hpp
similarity index 98%
rename from elog/debug.h
rename to elog/debug.hpp
index b5d2d71..7879998 100644
--- a/elog/debug.h
+++ b/elog/debug.hpp
@@ -7,7 +7,7 @@
  */
 #pragma once
 
-#include <elog/log.h>
+#include <elog/log.hpp>
 #include <assert.h>
 
 namespace elog {
diff --git a/elog/elog.cpp b/elog/elog.cpp
index 745d6ea..a2d6662 100644
--- a/elog/elog.cpp
+++ b/elog/elog.cpp
@@ -6,9 +6,9 @@
  * @license APACHE v2.0 (see license file)
  */
 
-#include <elog/log.h>
-#include <elog/elog.h>
-#include <elog/debug.h>
+#include <elog/log.hpp>
+#include <elog/elog.hpp>
+#include <elog/debug.hpp>
 
 static elog::level getLogLevel(const std::string& _value) {
 	if (_value == "0") {
diff --git a/elog/elog.h b/elog/elog.hpp
similarity index 100%
rename from elog/elog.h
rename to elog/elog.hpp
diff --git a/elog/log.cpp b/elog/log.cpp
index d266728..8251059 100644
--- a/elog/log.cpp
+++ b/elog/log.cpp
@@ -6,17 +6,17 @@
  * @license APACHE v2.0 (see license file)
  */
 
-#include <elog/log.h>
-#include <elog/debug.h>
+#include <elog/log.hpp>
+#include <elog/debug.hpp>
 #include <time.h>
 #include <mutex>
 #include <thread>
 #include <map>
 #include <inttypes.h>
 #ifdef ELOG_BUILD_ETHREAD
-	#include <ethread/tools.h>
+	#include <ethread/tools.hpp>
 #endif
-#include <elog/debug.h>
+#include <elog/debug.hpp>
 #include <string.h>
 #include <iostream>
 
diff --git a/elog/log.h b/elog/log.hpp
similarity index 100%
rename from elog/log.h
rename to elog/log.hpp
diff --git a/lutin_elog.py b/lutin_elog.py
index 5f6ae49..cad2ea4 100644
--- a/lutin_elog.py
+++ b/lutin_elog.py
@@ -38,8 +38,8 @@ def create(target, module_name):
 		my_module.add_src_file('elog/logIOs.m')
 	
 	my_module.add_header_file([
-		'elog/log.h',
-		'elog/elog.h'
+		'elog/log.hpp',
+		'elog/elog.hpp'
 		])
 	
 	if target.get_mode() == "debug":
diff --git a/sample/debug.cpp b/sample/debug.cpp
index 91ef2ea..2d54d45 100644
--- a/sample/debug.cpp
+++ b/sample/debug.cpp
@@ -5,7 +5,7 @@
  * 
  * @license APACHE v2.0 (see license file)
  */
-#include "debug.h"
+#include "debug.hpp"
 
 int32_t appl::getLogId() {
 	static int32_t g_val = elog::registerInstance("your application name");
diff --git a/sample/debug.h b/sample/debug.hpp
similarity index 97%
rename from sample/debug.h
rename to sample/debug.hpp
index 2c8fcd2..f5703d1 100644
--- a/sample/debug.h
+++ b/sample/debug.hpp
@@ -7,7 +7,7 @@
  */
 #pragma once
 
-#include <elog/log.h>
+#include <elog/log.hpp>
 
 namespace appl {
 	int32_t getLogId();
diff --git a/sample/main.cpp b/sample/main.cpp
index ae045a2..c31f131 100644
--- a/sample/main.cpp
+++ b/sample/main.cpp
@@ -6,8 +6,8 @@
  * @license APACHE v2.0 (see license file)
  */
 //! [elog_sample_main_include]
-#include "debug.h"
-#include <elog/elog.h>
+#include "debug.hpp"
+#include <elog/elog.hpp>
 //! [elog_sample_main_include]
 #include <iostream>