diff --git a/ejson/Document.cpp b/ejson/Document.cpp
index 4f7b111..d3c391f 100644
--- a/ejson/Document.cpp
+++ b/ejson/Document.cpp
@@ -6,7 +6,8 @@
 #include <ejson/Document.hpp>
 #include <ejson/debug.hpp>
 #include <ejson/internal/Document.hpp>
-#include <etk/os/FSNode.hpp>
+#include <etk/path/fileSystem.hpp>
+#include <etk/uri/uri.hpp>
 
 ejson::Document::Document(ememory::SharedPtr<ejson::internal::Value> _internalValue) :
   ejson::Object(_internalValue) {
@@ -50,32 +51,65 @@ bool ejson::Document::generate(etk::String& _data) {
 	return static_cast<ejson::internal::Document*>(m_data.get())->generate(_data);
 }
 
-bool ejson::Document::load(const etk::String& _file) {
+bool ejson::Document::load(const etk::Path& _path) {
 	if (m_data == null) {
 		EJSON_DEBUG("Can not load (null) ...");
 		return false;
 	}
-	return static_cast<ejson::internal::Document*>(m_data.get())->load(_file);
+	return static_cast<ejson::internal::Document*>(m_data.get())->load(_path);
 }
 
-bool ejson::Document::store(const etk::String& _file) {
+bool ejson::Document::load(const etk::Uri& _uri) {
+	if (m_data == null) {
+		EJSON_DEBUG("Can not load (null) ...");
+		return false;
+	}
+	return static_cast<ejson::internal::Document*>(m_data.get())->load(_uri);
+}
+
+bool ejson::Document::store(const etk::Path& _path) {
 	if (m_data == null) {
 		EJSON_DEBUG("Can not store (null) ...");
 		return false;
 	}
-	return static_cast<ejson::internal::Document*>(m_data.get())->store(_file);
+	return static_cast<ejson::internal::Document*>(m_data.get())->store(_path);
 }
 
-bool ejson::Document::storeSafe(const etk::String& _file) {
+bool ejson::Document::store(const etk::Uri& _uri) {
 	if (m_data == null) {
 		EJSON_DEBUG("Can not store (null) ...");
 		return false;
 	}
-	bool done = static_cast<ejson::internal::Document*>(m_data.get())->store(_file+".tmp");
+	return static_cast<ejson::internal::Document*>(m_data.get())->store(_uri);
+}
+
+bool ejson::Document::storeSafe(const etk::Path& _path) {
+	if (m_data == null) {
+		EJSON_DEBUG("Can not store (null) ...");
+		return false;
+	}
+	bool done = static_cast<ejson::internal::Document*>(m_data.get())->store(_path+".tmp");
 	if (done == false) {
 		return false;
 	}
-	return etk::FSNodeMove(_file+".tmp", _file);
+	return etk::path::move(_path+".tmp", _path);
+}
+
+bool ejson::Document::storeSafe(const etk::Uri& _uri) {
+	if (m_data == null) {
+		EJSON_DEBUG("Can not store (null) ...");
+		return false;
+	}
+	if (etk::uri::canMove(_uri) == false) {
+		return static_cast<ejson::internal::Document*>(m_data.get())->store(_uri);
+	}
+	etk::Uri uriTmp = _uri;
+	uriTmp.setPath(uriTmp.getPath() + ".tmp");
+	bool done = static_cast<ejson::internal::Document*>(m_data.get())->store(uriTmp);
+	if (done == false) {
+		return false;
+	}
+	return etk::uri::move(uriTmp, _uri);
 }
 
 void ejson::Document::setDisplayError(bool _value){
diff --git a/ejson/Document.hpp b/ejson/Document.hpp
index 2c5977c..53bfe49 100644
--- a/ejson/Document.hpp
+++ b/ejson/Document.hpp
@@ -11,6 +11,7 @@
 #include <ejson/String.hpp>
 #include <ejson/Array.hpp>
 #include <ejson/Object.hpp>
+#include <etk/uri/Uri.hpp>
 
 namespace ejson {
 	/**
@@ -54,25 +55,31 @@ namespace ejson {
 			bool generate(etk::String& _data);
 			/**
 			 * @brief Load the file that might contain the Json
-			 * @param[in] _file Filename of the Json (compatible with etk FSNode naming)
+			 * @param[in] _path/_uri Path/URI of the json
 			 * @return false : An error occured
 			 * @return true : Parsing is OK
 			 */
-			bool load(const etk::String& _file);
+			bool load(const etk::Path& _path);
+			/// @previous
+			bool load(const etk::Uri& _uri);
 			/**
 			 * @brief Store the Json in the file
-			 * @param[in] _file Filename of the Json (compatible with etk FSNode naming)
+			 * @param[in] _path/_uri Path/URI of the json
 			 * @return false : An error occured
 			 * @return true : Parsing is OK
 			 */
-			bool store(const etk::String& _file);
+			bool store(const etk::Path& _path);
+			/// @previous
+			bool store(const etk::Uri& _uri);
 			/**
 			 * @brief Store the Json in the file (safe mode mean that the file is store in a second file xxx.tmp and moved in the file xxx (only one mode to be really safe with filesystem ...)
-			 * @param[in] _file Filename of the Json (compatible with etk FSNode naming)
+			 * @param[in] _path/_uri Path/URI of the json
 			 * @return false : An error occured
 			 * @return true : Parsing is OK
 			 */
-			bool storeSafe(const etk::String& _file);
+			bool storeSafe(const etk::Path& _path);
+			/// @previous
+			bool storeSafe(const etk::Uri& _uri);
 			/**
 			 * @brief Set the display of the error when detected.
 			 * @param[in] _value true: display error, false not display error (get it at end)
diff --git a/ejson/internal/Document.cpp b/ejson/internal/Document.cpp
index 20fa24d..324f1ad 100644
--- a/ejson/internal/Document.cpp
+++ b/ejson/internal/Document.cpp
@@ -6,7 +6,6 @@
 
 #include <ejson/internal/Document.hpp>
 #include <ejson/debug.hpp>
-#include <etk/os/FSNode.hpp>
 
 #include <ejson/internal/Object.hpp>
 #include <ejson/internal/Array.hpp>
@@ -14,6 +13,8 @@
 #include <ejson/internal/Null.hpp>
 #include <ejson/internal/Number.hpp>
 #include <ejson/internal/Boolean.hpp>
+#include <etk/path/fileSystem.hpp>
+#include <etk/uri/uri.hpp>
 
 ememory::SharedPtr<ejson::internal::Document> ejson::internal::Document::create() {
 	return ememory::SharedPtr<ejson::internal::Document>(ETK_NEW(ejson::internal::Document));
@@ -46,56 +47,46 @@ bool ejson::internal::Document::generate(etk::String& _data) {
 	return iGenerate(_data,0);
 }
 
-bool ejson::internal::Document::load(const etk::String& _file) {
-	// Start loading the XML : 
-	EJSON_VERBOSE("open file (xml) \"" << _file << "\"");
+bool ejson::internal::Document::load(const etk::Uri& _uri) {
+	// Start loading the json : 
+	EJSON_VERBOSE("open file (json) " << _uri);
 	clear();
-	etk::FSNode tmpFile(_file);
-	if (false == tmpFile.exist()) {
-		EJSON_ERROR("File Does not exist : " << _file);
+	auto fileIo = etk::uri::get(_uri);
+	if (fileIo == null) {
+		EJSON_ERROR("File Does not exist : " << _uri);
 		return false;
 	}
-	int64_t fileSize = tmpFile.fileSize();
-	if (0 == fileSize) {
-		EJSON_ERROR("This file is empty : " << _file);
+	if (fileIo->open(etk::io::OpenMode::Read) == false) {
+		EJSON_ERROR("Can not open (r) the file : " << _uri);
 		return false;
 	}
-	if (false == tmpFile.fileOpenRead()) {
-		EJSON_ERROR("Can not open (r) the file : " << _file);
-		return false;
-	}
-	// allocate data
-	etk::Vector<char> fileBuffer;
-	fileBuffer.resize(fileSize+5, 0);
-	// load data from the file :
-	tmpFile.fileRead(&fileBuffer[0], 1, fileSize);
+	// load data from the file:
+	etk::String tmpDataUnicode = fileIo->readAllString();
 	// close the file:
-	tmpFile.fileClose();
-	
-	etk::String tmpDataUnicode(&fileBuffer[0]);
+	fileIo->close();
 	// parse the data :
 	bool ret = parse(tmpDataUnicode);
 	//Display();
 	return ret;
 }
 
-bool ejson::internal::Document::store(const etk::String& _file) {
+bool ejson::internal::Document::store(const etk::Uri& _uri) {
 	etk::String createData;
-	if (false == generate(createData)) {
-		EJSON_ERROR("Error while creating the XML : " << _file);
+	if (generate(createData) == false) {
+		EJSON_ERROR("Error while creating the JSON : " << _uri);
 		return false;
 	}
-	etk::FSNode tmpFile(_file);
-	if (false == tmpFile.fileOpenWrite()) {
-		EJSON_ERROR("Can not open (w) the file : " << _file);
+	auto fileIo = etk::uri::get(_uri);
+	if (fileIo == null) {
+		EJSON_ERROR("Can not create the uri: " << _uri);
 		return false;
 	}
-	if (tmpFile.fileWrite((char*)createData.c_str(), sizeof(char), createData.size()) != (int32_t)createData.size()) {
-		EJSON_ERROR("Error while writing output XML file : " << _file);
-		tmpFile.fileClose();
+	if (fileIo->open(etk::io::OpenMode::Write) == false) {
+		EJSON_ERROR("Can not open (r) the file : " << _uri);
 		return false;
 	}
-	tmpFile.fileClose();
+	fileIo->fileWriteAll(createData);
+	fileIo->close();
 	return true;
 }
 
diff --git a/ejson/internal/Document.hpp b/ejson/internal/Document.hpp
index 0584dca..c2617c2 100644
--- a/ejson/internal/Document.hpp
+++ b/ejson/internal/Document.hpp
@@ -11,6 +11,7 @@
 #include <ejson/internal/String.hpp>
 #include <ejson/internal/Array.hpp>
 #include <ejson/internal/Object.hpp>
+#include <etk/uri/Uri.hpp>
 
 namespace ejson {
 	namespace internal {
@@ -30,33 +31,33 @@ namespace ejson {
 				static ememory::SharedPtr<Document> create();
 			public:
 				/**
-				 * @brief parse a string that contain an XML
+				 * @brief parse a string that contain an json
 				 * @param[in] _data Data to parse
 				 * @return false : An error occured
 				 * @return true : Parsing is OK
 				 */
 				bool parse(const etk::String& _data);
 				/**
-				 * @brief generate a string that contain the created XML
-				 * @param[out] _data Data where the xml is stored
+				 * @brief generate a string that contain the created json
+				 * @param[out] _data Data where the json is stored
 				 * @return false : An error occured
 				 * @return true : Parsing is OK
 				 */
 				bool generate(etk::String& _data);
 				/**
-				 * @brief Load the file that might contain the xml
-				 * @param[in] _file Filename of the xml (compatible with etk FSNode naming)
+				 * @brief Load the file that might contain the json
+				 * @param[in] _uri URI of the json
 				 * @return false : An error occured
 				 * @return true : Parsing is OK
 				 */
-				bool load(const etk::String& _file);
+				bool load(const etk::Uri& _uri);
 				/**
-				 * @brief Store the Xml in the file
-				 * @param[in] _file Filename of the xml (compatible with etk FSNode naming)
+				 * @brief Store the json in the file
+				 * @param[in] _uri URI of the json
 				 * @return false : An error occured
 				 * @return true : Parsing is OK
 				 */
-				bool store(const etk::String& _file);
+				bool store(const etk::Uri& _uri);
 			private:
 				bool m_writeErrorWhenDetexted; //!< Flag to know if we need to display error when they are detected
 				etk::String m_comment; //!< Error comment
diff --git a/test/test.cpp b/test/test.cpp
index 0e539ca..f3a19c8 100644
--- a/test/test.cpp
+++ b/test/test.cpp
@@ -11,7 +11,6 @@
 #include <test-debug/debug.hpp>
 #include <ejson/ejson.hpp>
 #include <etest/etest.hpp>
-#include <etk/os/FSNode.hpp>
 
 
 int main(int argc, const char *argv[]) {